prompt.content: <|im_start|>system
  You are a helpful assistant that is capable of understanding and predicting customer shopping behaviors on Amazon. You first think about the reasoning process in the mind and then predict the customer actions and action argument. The reasoning process and the predicted action and action argument are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think>reasoning process here</think><answer>predicted action and action argument here</answer>.
  <|im_end|>
  <|im_start|>user
  You are given a customer behavior trajectory on Amazon. This trajectory include the customer long-term information (enclosed between <|memory_start|> and <|memory_end|>), previous actions the customer has taken with timestamps (enclosed between <|action_start|> and <|action_end|>), and current observations describing what the customer sees on Amazon (e.g., a search results page, a product detail page) (enclosed between <|observation_start|> and <|observation_end|>). 
  Now your task is to predict the immediate next action and action argument (i.e., input_text, product_asin, or click_type) of this shopper by analyzing shopper shopping behaviors. The available action space and action argument space are provided between <|actionspace_start|> and <|actionspace_end|> to help guide your prediction. Please first analyze the customer's behavior patterns within the  <think> </think> section, then provide your prediction within the <answer> </answer> section, ensuring your prediction falls within the specified action and argument spaces. 
  
  <|actionspace_start|>
  Available actions are represented in JSON format. There are four primary action types with their corresponding action arguments:
  1. input:
  Action: Type text into an input field to search for a specific product. 
  Action Argument: the input_text is the specific text entered by the customer.
  {
  "timestamp": "timestamp",
  "action": "input",
  "action_argument": "input_text",
  }
  
  2. click:
  Action: Click on a UI interface button or clickable element on the Amazon website.
  Action Argument: The clickable_name is one of the UI interface buttons or clickable elements including "review", "search", "product_option", "other", "nav_bar", "quantity", "page_related", "suggested_term", "cart_side_bar", "cart_page_select", and "filter". Select one of these buttons or clickable elements as action argument.
  {
  "timestamp": "timestamp",
  "action": "click",
  "action_argument": "clickable_name",
  }
  
  3. click_product:
  Action: Click on product links or product images.
  Action Argument: the Amazon Standard Identification Number (i.e., product_asin) of the clicked product.
  {
  "timestamp": "timestamp",
  "action": "click_product",
  "action_argument": "product_asin",
  }
  
  4. purchase:
  Action: indicate intent to purchase by clicking on any purchase-related button. This includes clicking "Add to Cart", "Buy Now", "Set Subscription", or "Checkout" buttons for specific products. 
  Action Argument: the Amazon Standard Identification Number (i.e., product_asin) of the product being purchased.
  {
  "timestamp": "timestamp",
  "action": "purchase",
  "action_argument": "product_asin",
  }
  <|actionspace_end|>
  
  <|memory_start|>
  {"timestamp": "2025-04-21T20:22:38.556Z", "action": "input", "action_argument": "oral b elect"}
  {"timestamp": "2025-04-21T20:22:38.777Z", "action": "click", "action_argument": "suggested_term"}
  {"timestamp": "2025-04-21T20:23:03.655Z", "action": "click_product", "action_argument": "B0B5HRWH1S"}
  {"timestamp": "2025-04-21T20:23:57.327Z", "action": "click_product", "action_argument": "B0B5YPHMW8"}
  {"timestamp": "2025-04-21T20:25:51.539Z", "action": "click_product", "action_argument": "B0B5HVM6JX"}
  {"timestamp": "2025-04-21T20:26:28.441Z", "action": "click_product", "action_argument": "B0DLLGG2Z8"}
  {"timestamp": "2025-04-21T20:26:43.235Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-21T20:26:43.481Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-21T20:59:15.102Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-21T20:59:20.285Z", "action": "input", "action_argument": "oral b io5"}
  {"timestamp": "2025-04-21T20:59:20.901Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-21T20:59:26.303Z", "action": "click_product", "action_argument": "B0CFWLVL41"}
  {"timestamp": "2025-04-21T20:59:37.994Z", "action": "purchase", "action_argument": "B0CFWLVL41"}
  {"timestamp": "2025-04-21T22:27:59.682Z", "action": "input", "action_argument": "oral b electric toothbrush"}
  {"timestamp": "2025-04-21T22:28:51.366Z", "action": "click_product", "action_argument": "B003UKM9CO"}
  {"timestamp": "2025-04-21T22:31:16.083Z", "action": "input", "action_argument": "oral b electric toothbrush"}
  {"timestamp": "2025-04-21T22:31:18.679Z", "action": "click_product", "action_argument": "B0D1DQ7BH9"}
  {"timestamp": "2025-04-21T22:31:43.011Z", "action": "click_product", "action_argument": "B0B5HRWH1S"}
  {"timestamp": "2025-04-21T22:34:53.329Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-21T22:34:58.590Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-21T22:35:01.052Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-21T22:35:03.036Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-21T22:35:03.499Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-21T22:35:05.671Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-21T22:35:07.363Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-21T22:35:11.975Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-21T22:35:16.262Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-21T22:35:19.281Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-21T22:35:24.885Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-21T22:35:32.739Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:06:21.102Z", "action": "input", "action_argument": "oral b io"}
  {"timestamp": "2025-04-22T19:06:22.773Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-22T19:07:22.708Z", "action": "click_product", "action_argument": "B095FRGT35"}
  {"timestamp": "2025-04-22T19:08:00.292Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:08:02.521Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:08:06.393Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:08:08.644Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:08:11.461Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:08:16.454Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:08:19.331Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:08:32.566Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:08:43.830Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:08:48.619Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:09:00.559Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:09:32.910Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:09:41.880Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:15:59.642Z", "action": "click", "action_argument": "nav_bar"}
  {"timestamp": "2025-04-22T19:16:08.020Z", "action": "input", "action_argument": "sonicare toothbrush"}
  {"timestamp": "2025-04-22T19:16:27.525Z", "action": "click_product", "action_argument": "B09LD8VXLX"}
  {"timestamp": "2025-04-22T19:16:58.031Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T22:42:53.337Z", "action": "input", "action_argument": "sonicare 6100"}
  {"timestamp": "2025-04-22T22:42:55.884Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-22T23:05:45.693Z", "action": "input", "action_argument": "sonicare 6100"}
  {"timestamp": "2025-04-22T23:05:45.975Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-22T23:05:50.914Z", "action": "input", "action_argument": "io5"}
  {"timestamp": "2025-04-22T23:05:51.471Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-24T14:15:25.418Z", "action": "click", "action_argument": "nav_bar"}
  {"timestamp": "2025-04-24T14:15:55.871Z", "action": "click", "action_argument": "nav_bar"}
  {"timestamp": "2025-04-24T14:17:13.714Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-24T14:17:14.889Z", "action": "input", "action_argument": "kindle"}
  {"timestamp": "2025-04-24T14:17:15.714Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-24T14:17:41.081Z", "action": "input", "action_argument": "kindle unlimited"}
  {"timestamp": "2025-04-24T14:26:18.796Z", "action": "input", "action_argument": "toothbrush"}
  {"timestamp": "2025-04-24T14:26:19.217Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-24T15:32:17.959Z", "action": "input", "action_argument": "switch 2"}
  {"timestamp": "2025-04-24T15:32:19.638Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-24T21:37:08.491Z", "action": "click", "action_argument": "other"}
  {"timestamp": "2025-04-24T21:37:16.072Z", "action": "click", "action_argument": "nav_bar"}
  <|memory_end|>
  
  <|action_start|>
  {"timestamp": "2025-04-25T00:05:38.594Z", "action": "input", "action_argument": "earphones"}
  {"timestamp": "2025-04-25T00:05:38.921Z", "action": "click", "action_argument": "search"}
  <|action_end|>
  
  <|observation_start|>
  Your context will be the JSON string containing page metadata of the Amazon page you are looking at. This Amazon page is the context you observed after performing your last action.
  "search_term": [{"term": "earphones"}],
  "promotion_items": [{"title": "Wired Earbuds with Microphone 5 Pack, in-Ear Headphones with Heavy Bass, High Sound Quality Earphones Compatible with iPad, Laptop, MP3, Android Smartphones, Fits All 3.5mm Jack Device ", "asin": "B09MQGTP7Y", "price": "$9.89", "quantity": ""},
  {"title": "Wireless Earbuds, 2025 Bluetooth 5.4 Headphones in Ear with 4 ENC Noise Cancelling Mic, New Wireless Earphones HiFi Stereo Deep Bass 40H Playtime, LED, In-Ear Bluetooth Ear Buds IP7 Waterproof, USB-C ", "asin": "B0DXF5F1TL", "price": "$19.84", "quantity": ""},
  {"title": "Earbuds Headphones with Microphone Pack of 5, Noise Isolating Wired Earbuds, Earphones with Powerful Heavy Bass Stereo, Compatible with Android, Phone, Laptops, MP3 and All 3.5mm Interface ", "asin": "B09DSXQZ37", "price": "$10.99", "quantity": ""},
  {"title": "Ultra Open-Ear-Earbuds Wireless Bluetooth - Ergonomic Clip-On Headphones, Small Bone Conduction Earbuds with Waterproof Design, Perfect Running Headphones for Sports, Fitness, and Workouts ", "asin": "B0DR2T6CHN", "price": "$35.96", "quantity": ""},
  {"title": "EarPods Headphones with USB-C Connector, Type-C Earphones Wired with Built-in Remote to Control,Phone Calls Compatible with iPhone 15/15 Plus/15 Pro/15 Pro Max, S23/S22/S21/S20/Ultra Note 10/20 & more ", "asin": "B0DPQ4WXNQ", "price": "$9.99", "quantity": ""},
  {"title": "Sephia SP3060 Wired Headphones, HD Bass Driven Audio, Lightweight Aluminum Wired in Ear Earbud Headphones, S/M/L Ear Bud Tips, Earphone Case, 3.5mm Tangle-Free Cord, No Mic ", "asin": "B0170RBJ9Q", "price": "$14.95", "quantity": ""},
  {"title": "Bose QuietComfort Ultra Bluetooth Headphones, Wireless Headphones with Spatial Audio, Over Ear Noise Cancelling with Mic, Up to 24 Hours of Playtime, Deep Plum - Limited Edition Color ", "asin": "B0DX2LNZ68", "price": "$399.00", "quantity": ""},
  {"title": "Wired Earbuds with Microphone 5 Pack, in-Ear Headphones with Heavy Bass, High Sound Quality Earphones Compatible with iPad, Laptop, MP3, Android Smartphones, Fits All 3.5mm Jack Device ", "asin": "B09MQGTP7Y", "price": "$9.89", "quantity": ""},
  {"title": "Raycon Everyday Earbuds (2024 Edition) - Bluetooth True Wireless in-Ear Buds with 32 Hours Playtime, Multpoint Technology, Extreme Comfort, and Active Noise Cancellation (Carbon Black) ", "asin": "B0CTD56NJ2", "price": "$79.99", "quantity": ""},
  {"title": "Ludos Clamor Wired Earbuds in-Ear Headphones, 5 Years Warranty, Earphones with Microphone, Noise Isolating Ear Buds for School, Kids, Women, Small Ear ", "asin": "B074M7FJDW", "price": "$19.97", "quantity": ""}],
  "ads": [{"title": "TOZO Hybrid Active Noise Cancelling Wireless Earbuds, 6 Mics ENC Clear Call, IPX8 Waterproof, in Ear Bluetooth 5.3 Headphones Stereo Bass Ear Buds 59H Playtime with LED Display 32 EQs via APP", "asin": "B0DD41G2NZ"},
  {"title": "TOZO Hybrid Active Noise Cancelling Wireless Earbuds, 6 Mics ENC Clear Call, IPX8 Waterproof, in Ear Bluetooth 5.3 Headphones Stereo Bass Ear Buds 59H Playtime with LED Display 32 EQs via APP", "asin": "B0DG8MRV8M"},
  {"title": "TOZO Hybrid Active Noise Cancelling Wireless Earbuds, 6 Mics ENC Clear Call, IPX8 Waterproof, in Ear Bluetooth 5.3 Headphones Stereo Bass Ear Buds 59H Playtime with LED Display 32 EQs via APP", "asin": "B0DG8NMPSH"}],
  "search_results": [{"title": "Apple EarPods Headphones with 3.5mm Plug, Wired Ear Buds with Built-in Remote to Control Music, Phone Calls, and Volume", "asin": "B0D9ML2N4G", "price": "$16.99", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Sephia SP3060 Wired Headphones, HD Bass Driven Audio, Lightweight Aluminum Wired in Ear Earbud Headphones, S/M/L Ear Bud Tips, Earphone Case, 3.5mm Tangle-Free Cord, No Mic", "asin": "B0170RBJ9Q", "price": "$14.95", "delivery": " Two-DayFREE delivery Sat, Apr 26 "},
  {"title": "Apple AirPods Pro 2 Wireless Earbuds, Active Noise Cancellation, Hearing Aid Feature, Bluetooth Headphones, Transparency, Personalized Spatial Audio, High-Fidelity Sound, H2 Chip, USB-C Charging", "asin": "B0D1XD1ZV3", "price": "$199.00", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Soundcore by Anker P20i True Wireless Earbuds, 10mm Drivers with Big Bass, Bluetooth 5.3, 30H Long Playtime, Water-Resistant, 2 Mics for AI Clear Calls, 22 Preset EQs, Customization via App", "asin": "B0BTYCRJSS", "price": "$19.99", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "JBL Vibe Beam - True Wireless JBL Deep Bass Sound Earbuds, Bluetooth 5.2, Water & Dust Resistant, Hands-free call with VoiceAware, Up to 32 hours of battery life (Black)", "asin": "B0BQPNMXQV", "price": "$49.95", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Apple AirPods 4 Wireless Earbuds, Bluetooth Headphones, Personalized Spatial Audio, Sweat and Water Resistant, USB-C Charging Case, H2 Chip, Up to 30 Hours of Battery Life, Effortless Setup for iPhone", "asin": "B0DGHMNQ5Z", "price": "$119.00", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Wired Earbuds with Microphone 5 Pack, in-Ear Headphones with Heavy Bass, High Sound Quality Earphones Compatible with iPad, Laptop, MP3, Android Smartphones, Fits All 3.5mm Jack Device", "asin": "B09MQGTP7Y", "price": "$9.89", "delivery": " Two-DayFREE delivery Sat, Apr 26 "},
  {"title": "Wireless Earbuds, Bluetooth Headphones 5.3 HiFi Stereo, Wireless Earphones with ENC Noise Cancelling Mic, LED Digital Display in Ear Buds White", "asin": "B0DZCNHG9Y", "price": "$19.99", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "JBL Endurance Run 2 Wired - Waterproof Wired Sports in-Ear Headphones, Pure Bass Sound, Hands-Free Calls, Never Hurt. Never Fall Out. (Black)", "asin": "B0C5NQSPMN", "price": "$19.95", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Soundcore P30i by Anker Noise Cancelling Earbuds, Strong and Smart Noise Cancelling, Powerful Bass, 45H Playtime, 2-in-1 Case and Phone Stand, IP54, Wireless Earbuds, Bluetooth 5.4 (Black)", "asin": "B0CRTYZG5C", "price": "$29.99", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Sony MDREX15AP In-Ear Earbud Headphones with Mic, Black (MDREX15AP/B)", "asin": "B00JG2WRUO", "price": "$9.99", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Wireless Earbuds, 2025 Bluetooth 5.4 Headphones in Ear with 4 ENC Noise Cancelling Mic, New Wireless Earphones HiFi Stereo Deep Bass 40H Playtime, LED, In-Ear Bluetooth Ear Buds IP7 Waterproof, USB-C", "asin": "B0DXF5F1TL", "price": "$19.84", "delivery": " Two-DayFREE delivery Sat, Apr 26 "},
  {"title": "kurdene Wireless Earbuds Bluetooth 5.3 in Ear Buds Light Weight Headphones,Deep Bass Sound,Built in Mics Headset,Clear Calls Earphones for Sports Workout", "asin": "B0D635YLCT", "price": "$9.99", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Wireless Earbuds, 2025 Ear Buds with Big Bass Stereo Sound, Lightweight Bluetooth Earbuds with 48 Hours Playtime, in-Ear Fit Earphones, IPX7, Hands-Free Calls with AI for iPhone, Android, Pad", "asin": "B0DWZQLMY9", "price": "$19.99", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Wireless Earbuds, Bluetooth Headphones 5.4, 50H Playtime LED Display Deep Bass Ear Buds with 4 ENC Noise Cancelling Mic, IP7 Waterproof in-Ear Earphones for Phone Tablet Laptop Sports, Phantom Black", "asin": "B0DQBBZVJF", "price": "$9.99", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Antool Wired Earbuds,\u3010Ultra Clear Calls & no Noise\u3011 Headphones Earbuds Wired 3.5mm, in-Ear Earphones with Mic, Compatible with iPhone/iPad/Android/Laptop/PC \u30102 Pack\u3011", "asin": "B0D17TFVTF", "price": "$9.99", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "LUDOS FEROX Wired Earbuds in-Ear Headphones, 5 Year Warranty, Earphones with Microphone, Noise Isolation Corded for 3.5mm Jack Ear Buds for iPhone, Samsung, Computer, Laptop, Kids, School Students", "asin": "B0BM4HGSFJ", "price": "$9.97", "delivery": " Two-DayFREE delivery Sat, Apr 26 "},
  {"title": "JBL Tune 510BT - Bluetooth headphones with up to 40 hours battery, microphone for call, foldable and comfortable, Android and iOs compatible (Black)", "asin": "B08WM3LMJF", "price": "$49.95", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Skullcandy Jib In-Ear Earbuds with Microphone - Black", "asin": "B075F6TB7F", "price": "$7.41", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Beats Studio Buds - True Wireless Noise Cancelling Earbuds - Compatible with Apple & Android, Built-in Microphone, IPX4 Rating, Sweat Resistant Earphones, Class 1 Bluetooth Headphones - Black", "asin": "B096SV8SJG", "price": "$99.95", "delivery": "FREE delivery Sun, Apr 27"},
  {"title": "Sony WF-1000XM5 The Best Truly Wireless Bluetooth Noise Canceling Earbuds & in-Ear Headphones with Alexa Built-in, Silver", "asin": "B0C345M3T7", "price": "$198.00", "delivery": " Two-DayFREE delivery Sat, Apr 26 "},
  {"title": "PHILIPS TAT1108 Wireless Earbuds,True Wireless Headphones,Powerful Bass with 6 mm Driver,Clear Call with AI Mic,15-Hour Battery Life,Bluetooth v5.3,IPX4 Rating,Ergonomic Design for Comfort,Black", "asin": "B0CCYKMKGY", "price": "$24.99", "delivery": " Two-DayFREE delivery Sat, Apr 26 "}]
  <|observation_end|>
  
  # Output Format
  Please provide your final answer in JSON format within <answer></answer> tags using the following schema (Note that the thinking process should be within 250 words and give enough output space for final answer):
  "<answer>
  {
  "timestamp": "2025-04-25T00:05:52.763Z", // the timestamp when this action occurs.
  "action": "string", // select one plausible action from: input, click_product, purchase, or click.
  "acion_argument": "string", // select appropriate value based on action type: input_text, product_asin, clickable_name.
  }
  </answer>"
  
  <|im_end|>
  <|im_start|>assistant
  <think>
  
prompt.role: user
question: <|im_start|>system
  You are a helpful assistant that is capable of understanding and predicting customer shopping behaviors on Amazon. You first think about the reasoning process in the mind and then predict the customer actions and action argument. The reasoning process and the predicted action and action argument are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think>reasoning process here</think><answer>predicted action and action argument here</answer>.
  <|im_end|>
  <|im_start|>user
  You are given a customer behavior trajectory on Amazon. This trajectory include the customer long-term information (enclosed between <|memory_start|> and <|memory_end|>), previous actions the customer has taken with timestamps (enclosed between <|action_start|> and <|action_end|>), and current observations describing what the customer sees on Amazon (e.g., a search results page, a product detail page) (enclosed between <|observation_start|> and <|observation_end|>). 
  Now your task is to predict the immediate next action and action argument (i.e., input_text, product_asin, or click_type) of this shopper by analyzing shopper shopping behaviors. The available action space and action argument space are provided between <|actionspace_start|> and <|actionspace_end|> to help guide your prediction. Please first analyze the customer's behavior patterns within the  <think> </think> section, then provide your prediction within the <answer> </answer> section, ensuring your prediction falls within the specified action and argument spaces. 
  
  <|actionspace_start|>
  Available actions are represented in JSON format. There are four primary action types with their corresponding action arguments:
  1. input:
  Action: Type text into an input field to search for a specific product. 
  Action Argument: the input_text is the specific text entered by the customer.
  {
  "timestamp": "timestamp",
  "action": "input",
  "action_argument": "input_text",
  }
  
  2. click:
  Action: Click on a UI interface button or clickable element on the Amazon website.
  Action Argument: The clickable_name is one of the UI interface buttons or clickable elements including "review", "search", "product_option", "other", "nav_bar", "quantity", "page_related", "suggested_term", "cart_side_bar", "cart_page_select", and "filter". Select one of these buttons or clickable elements as action argument.
  {
  "timestamp": "timestamp",
  "action": "click",
  "action_argument": "clickable_name",
  }
  
  3. click_product:
  Action: Click on product links or product images.
  Action Argument: the Amazon Standard Identification Number (i.e., product_asin) of the clicked product.
  {
  "timestamp": "timestamp",
  "action": "click_product",
  "action_argument": "product_asin",
  }
  
  4. purchase:
  Action: indicate intent to purchase by clicking on any purchase-related button. This includes clicking "Add to Cart", "Buy Now", "Set Subscription", or "Checkout" buttons for specific products. 
  Action Argument: the Amazon Standard Identification Number (i.e., product_asin) of the product being purchased.
  {
  "timestamp": "timestamp",
  "action": "purchase",
  "action_argument": "product_asin",
  }
  <|actionspace_end|>
  
  <|memory_start|>
  {"timestamp": "2025-04-21T20:22:38.556Z", "action": "input", "action_argument": "oral b elect"}
  {"timestamp": "2025-04-21T20:22:38.777Z", "action": "click", "action_argument": "suggested_term"}
  {"timestamp": "2025-04-21T20:23:03.655Z", "action": "click_product", "action_argument": "B0B5HRWH1S"}
  {"timestamp": "2025-04-21T20:23:57.327Z", "action": "click_product", "action_argument": "B0B5YPHMW8"}
  {"timestamp": "2025-04-21T20:25:51.539Z", "action": "click_product", "action_argument": "B0B5HVM6JX"}
  {"timestamp": "2025-04-21T20:26:28.441Z", "action": "click_product", "action_argument": "B0DLLGG2Z8"}
  {"timestamp": "2025-04-21T20:26:43.235Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-21T20:26:43.481Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-21T20:59:15.102Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-21T20:59:20.285Z", "action": "input", "action_argument": "oral b io5"}
  {"timestamp": "2025-04-21T20:59:20.901Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-21T20:59:26.303Z", "action": "click_product", "action_argument": "B0CFWLVL41"}
  {"timestamp": "2025-04-21T20:59:37.994Z", "action": "purchase", "action_argument": "B0CFWLVL41"}
  {"timestamp": "2025-04-21T22:27:59.682Z", "action": "input", "action_argument": "oral b electric toothbrush"}
  {"timestamp": "2025-04-21T22:28:51.366Z", "action": "click_product", "action_argument": "B003UKM9CO"}
  {"timestamp": "2025-04-21T22:31:16.083Z", "action": "input", "action_argument": "oral b electric toothbrush"}
  {"timestamp": "2025-04-21T22:31:18.679Z", "action": "click_product", "action_argument": "B0D1DQ7BH9"}
  {"timestamp": "2025-04-21T22:31:43.011Z", "action": "click_product", "action_argument": "B0B5HRWH1S"}
  {"timestamp": "2025-04-21T22:34:53.329Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-21T22:34:58.590Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-21T22:35:01.052Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-21T22:35:03.036Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-21T22:35:03.499Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-21T22:35:05.671Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-21T22:35:07.363Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-21T22:35:11.975Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-21T22:35:16.262Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-21T22:35:19.281Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-21T22:35:24.885Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-21T22:35:32.739Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:06:21.102Z", "action": "input", "action_argument": "oral b io"}
  {"timestamp": "2025-04-22T19:06:22.773Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-22T19:07:22.708Z", "action": "click_product", "action_argument": "B095FRGT35"}
  {"timestamp": "2025-04-22T19:08:00.292Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:08:02.521Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:08:06.393Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:08:08.644Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:08:11.461Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:08:16.454Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:08:19.331Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:08:32.566Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:08:43.830Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:08:48.619Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:09:00.559Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:09:32.910Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:09:41.880Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:15:59.642Z", "action": "click", "action_argument": "nav_bar"}
  {"timestamp": "2025-04-22T19:16:08.020Z", "action": "input", "action_argument": "sonicare toothbrush"}
  {"timestamp": "2025-04-22T19:16:27.525Z", "action": "click_product", "action_argument": "B09LD8VXLX"}
  {"timestamp": "2025-04-22T19:16:58.031Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T22:42:53.337Z", "action": "input", "action_argument": "sonicare 6100"}
  {"timestamp": "2025-04-22T22:42:55.884Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-22T23:05:45.693Z", "action": "input", "action_argument": "sonicare 6100"}
  {"timestamp": "2025-04-22T23:05:45.975Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-22T23:05:50.914Z", "action": "input", "action_argument": "io5"}
  {"timestamp": "2025-04-22T23:05:51.471Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-24T14:15:25.418Z", "action": "click", "action_argument": "nav_bar"}
  {"timestamp": "2025-04-24T14:15:55.871Z", "action": "click", "action_argument": "nav_bar"}
  {"timestamp": "2025-04-24T14:17:13.714Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-24T14:17:14.889Z", "action": "input", "action_argument": "kindle"}
  {"timestamp": "2025-04-24T14:17:15.714Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-24T14:17:41.081Z", "action": "input", "action_argument": "kindle unlimited"}
  {"timestamp": "2025-04-24T14:26:18.796Z", "action": "input", "action_argument": "toothbrush"}
  {"timestamp": "2025-04-24T14:26:19.217Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-24T15:32:17.959Z", "action": "input", "action_argument": "switch 2"}
  {"timestamp": "2025-04-24T15:32:19.638Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-24T21:37:08.491Z", "action": "click", "action_argument": "other"}
  {"timestamp": "2025-04-24T21:37:16.072Z", "action": "click", "action_argument": "nav_bar"}
  <|memory_end|>
  
  <|action_start|>
  {"timestamp": "2025-04-25T00:05:38.594Z", "action": "input", "action_argument": "earphones"}
  {"timestamp": "2025-04-25T00:05:38.921Z", "action": "click", "action_argument": "search"}
  <|action_end|>
  
  <|observation_start|>
  Your context will be the JSON string containing page metadata of the Amazon page you are looking at. This Amazon page is the context you observed after performing your last action.
  "search_term": [{"term": "earphones"}],
  "promotion_items": [{"title": "Wired Earbuds with Microphone 5 Pack, in-Ear Headphones with Heavy Bass, High Sound Quality Earphones Compatible with iPad, Laptop, MP3, Android Smartphones, Fits All 3.5mm Jack Device ", "asin": "B09MQGTP7Y", "price": "$9.89", "quantity": ""},
  {"title": "Wireless Earbuds, 2025 Bluetooth 5.4 Headphones in Ear with 4 ENC Noise Cancelling Mic, New Wireless Earphones HiFi Stereo Deep Bass 40H Playtime, LED, In-Ear Bluetooth Ear Buds IP7 Waterproof, USB-C ", "asin": "B0DXF5F1TL", "price": "$19.84", "quantity": ""},
  {"title": "Earbuds Headphones with Microphone Pack of 5, Noise Isolating Wired Earbuds, Earphones with Powerful Heavy Bass Stereo, Compatible with Android, Phone, Laptops, MP3 and All 3.5mm Interface ", "asin": "B09DSXQZ37", "price": "$10.99", "quantity": ""},
  {"title": "Ultra Open-Ear-Earbuds Wireless Bluetooth - Ergonomic Clip-On Headphones, Small Bone Conduction Earbuds with Waterproof Design, Perfect Running Headphones for Sports, Fitness, and Workouts ", "asin": "B0DR2T6CHN", "price": "$35.96", "quantity": ""},
  {"title": "EarPods Headphones with USB-C Connector, Type-C Earphones Wired with Built-in Remote to Control,Phone Calls Compatible with iPhone 15/15 Plus/15 Pro/15 Pro Max, S23/S22/S21/S20/Ultra Note 10/20 & more ", "asin": "B0DPQ4WXNQ", "price": "$9.99", "quantity": ""},
  {"title": "Sephia SP3060 Wired Headphones, HD Bass Driven Audio, Lightweight Aluminum Wired in Ear Earbud Headphones, S/M/L Ear Bud Tips, Earphone Case, 3.5mm Tangle-Free Cord, No Mic ", "asin": "B0170RBJ9Q", "price": "$14.95", "quantity": ""},
  {"title": "Bose QuietComfort Ultra Bluetooth Headphones, Wireless Headphones with Spatial Audio, Over Ear Noise Cancelling with Mic, Up to 24 Hours of Playtime, Deep Plum - Limited Edition Color ", "asin": "B0DX2LNZ68", "price": "$399.00", "quantity": ""},
  {"title": "Wired Earbuds with Microphone 5 Pack, in-Ear Headphones with Heavy Bass, High Sound Quality Earphones Compatible with iPad, Laptop, MP3, Android Smartphones, Fits All 3.5mm Jack Device ", "asin": "B09MQGTP7Y", "price": "$9.89", "quantity": ""},
  {"title": "Raycon Everyday Earbuds (2024 Edition) - Bluetooth True Wireless in-Ear Buds with 32 Hours Playtime, Multpoint Technology, Extreme Comfort, and Active Noise Cancellation (Carbon Black) ", "asin": "B0CTD56NJ2", "price": "$79.99", "quantity": ""},
  {"title": "Ludos Clamor Wired Earbuds in-Ear Headphones, 5 Years Warranty, Earphones with Microphone, Noise Isolating Ear Buds for School, Kids, Women, Small Ear ", "asin": "B074M7FJDW", "price": "$19.97", "quantity": ""}],
  "ads": [{"title": "TOZO Hybrid Active Noise Cancelling Wireless Earbuds, 6 Mics ENC Clear Call, IPX8 Waterproof, in Ear Bluetooth 5.3 Headphones Stereo Bass Ear Buds 59H Playtime with LED Display 32 EQs via APP", "asin": "B0DD41G2NZ"},
  {"title": "TOZO Hybrid Active Noise Cancelling Wireless Earbuds, 6 Mics ENC Clear Call, IPX8 Waterproof, in Ear Bluetooth 5.3 Headphones Stereo Bass Ear Buds 59H Playtime with LED Display 32 EQs via APP", "asin": "B0DG8MRV8M"},
  {"title": "TOZO Hybrid Active Noise Cancelling Wireless Earbuds, 6 Mics ENC Clear Call, IPX8 Waterproof, in Ear Bluetooth 5.3 Headphones Stereo Bass Ear Buds 59H Playtime with LED Display 32 EQs via APP", "asin": "B0DG8NMPSH"}],
  "search_results": [{"title": "Apple EarPods Headphones with 3.5mm Plug, Wired Ear Buds with Built-in Remote to Control Music, Phone Calls, and Volume", "asin": "B0D9ML2N4G", "price": "$16.99", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Sephia SP3060 Wired Headphones, HD Bass Driven Audio, Lightweight Aluminum Wired in Ear Earbud Headphones, S/M/L Ear Bud Tips, Earphone Case, 3.5mm Tangle-Free Cord, No Mic", "asin": "B0170RBJ9Q", "price": "$14.95", "delivery": " Two-DayFREE delivery Sat, Apr 26 "},
  {"title": "Apple AirPods Pro 2 Wireless Earbuds, Active Noise Cancellation, Hearing Aid Feature, Bluetooth Headphones, Transparency, Personalized Spatial Audio, High-Fidelity Sound, H2 Chip, USB-C Charging", "asin": "B0D1XD1ZV3", "price": "$199.00", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Soundcore by Anker P20i True Wireless Earbuds, 10mm Drivers with Big Bass, Bluetooth 5.3, 30H Long Playtime, Water-Resistant, 2 Mics for AI Clear Calls, 22 Preset EQs, Customization via App", "asin": "B0BTYCRJSS", "price": "$19.99", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "JBL Vibe Beam - True Wireless JBL Deep Bass Sound Earbuds, Bluetooth 5.2, Water & Dust Resistant, Hands-free call with VoiceAware, Up to 32 hours of battery life (Black)", "asin": "B0BQPNMXQV", "price": "$49.95", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Apple AirPods 4 Wireless Earbuds, Bluetooth Headphones, Personalized Spatial Audio, Sweat and Water Resistant, USB-C Charging Case, H2 Chip, Up to 30 Hours of Battery Life, Effortless Setup for iPhone", "asin": "B0DGHMNQ5Z", "price": "$119.00", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Wired Earbuds with Microphone 5 Pack, in-Ear Headphones with Heavy Bass, High Sound Quality Earphones Compatible with iPad, Laptop, MP3, Android Smartphones, Fits All 3.5mm Jack Device", "asin": "B09MQGTP7Y", "price": "$9.89", "delivery": " Two-DayFREE delivery Sat, Apr 26 "},
  {"title": "Wireless Earbuds, Bluetooth Headphones 5.3 HiFi Stereo, Wireless Earphones with ENC Noise Cancelling Mic, LED Digital Display in Ear Buds White", "asin": "B0DZCNHG9Y", "price": "$19.99", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "JBL Endurance Run 2 Wired - Waterproof Wired Sports in-Ear Headphones, Pure Bass Sound, Hands-Free Calls, Never Hurt. Never Fall Out. (Black)", "asin": "B0C5NQSPMN", "price": "$19.95", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Soundcore P30i by Anker Noise Cancelling Earbuds, Strong and Smart Noise Cancelling, Powerful Bass, 45H Playtime, 2-in-1 Case and Phone Stand, IP54, Wireless Earbuds, Bluetooth 5.4 (Black)", "asin": "B0CRTYZG5C", "price": "$29.99", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Sony MDREX15AP In-Ear Earbud Headphones with Mic, Black (MDREX15AP/B)", "asin": "B00JG2WRUO", "price": "$9.99", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Wireless Earbuds, 2025 Bluetooth 5.4 Headphones in Ear with 4 ENC Noise Cancelling Mic, New Wireless Earphones HiFi Stereo Deep Bass 40H Playtime, LED, In-Ear Bluetooth Ear Buds IP7 Waterproof, USB-C", "asin": "B0DXF5F1TL", "price": "$19.84", "delivery": " Two-DayFREE delivery Sat, Apr 26 "},
  {"title": "kurdene Wireless Earbuds Bluetooth 5.3 in Ear Buds Light Weight Headphones,Deep Bass Sound,Built in Mics Headset,Clear Calls Earphones for Sports Workout", "asin": "B0D635YLCT", "price": "$9.99", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Wireless Earbuds, 2025 Ear Buds with Big Bass Stereo Sound, Lightweight Bluetooth Earbuds with 48 Hours Playtime, in-Ear Fit Earphones, IPX7, Hands-Free Calls with AI for iPhone, Android, Pad", "asin": "B0DWZQLMY9", "price": "$19.99", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Wireless Earbuds, Bluetooth Headphones 5.4, 50H Playtime LED Display Deep Bass Ear Buds with 4 ENC Noise Cancelling Mic, IP7 Waterproof in-Ear Earphones for Phone Tablet Laptop Sports, Phantom Black", "asin": "B0DQBBZVJF", "price": "$9.99", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Antool Wired Earbuds,\u3010Ultra Clear Calls & no Noise\u3011 Headphones Earbuds Wired 3.5mm, in-Ear Earphones with Mic, Compatible with iPhone/iPad/Android/Laptop/PC \u30102 Pack\u3011", "asin": "B0D17TFVTF", "price": "$9.99", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "LUDOS FEROX Wired Earbuds in-Ear Headphones, 5 Year Warranty, Earphones with Microphone, Noise Isolation Corded for 3.5mm Jack Ear Buds for iPhone, Samsung, Computer, Laptop, Kids, School Students", "asin": "B0BM4HGSFJ", "price": "$9.97", "delivery": " Two-DayFREE delivery Sat, Apr 26 "},
  {"title": "JBL Tune 510BT - Bluetooth headphones with up to 40 hours battery, microphone for call, foldable and comfortable, Android and iOs compatible (Black)", "asin": "B08WM3LMJF", "price": "$49.95", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Skullcandy Jib In-Ear Earbuds with Microphone - Black", "asin": "B075F6TB7F", "price": "$7.41", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Beats Studio Buds - True Wireless Noise Cancelling Earbuds - Compatible with Apple & Android, Built-in Microphone, IPX4 Rating, Sweat Resistant Earphones, Class 1 Bluetooth Headphones - Black", "asin": "B096SV8SJG", "price": "$99.95", "delivery": "FREE delivery Sun, Apr 27"},
  {"title": "Sony WF-1000XM5 The Best Truly Wireless Bluetooth Noise Canceling Earbuds & in-Ear Headphones with Alexa Built-in, Silver", "asin": "B0C345M3T7", "price": "$198.00", "delivery": " Two-DayFREE delivery Sat, Apr 26 "},
  {"title": "PHILIPS TAT1108 Wireless Earbuds,True Wireless Headphones,Powerful Bass with 6 mm Driver,Clear Call with AI Mic,15-Hour Battery Life,Bluetooth v5.3,IPX4 Rating,Ergonomic Design for Comfort,Black", "asin": "B0CCYKMKGY", "price": "$24.99", "delivery": " Two-DayFREE delivery Sat, Apr 26 "}]
  <|observation_end|>
  
  # Output Format
  Please provide your final answer in JSON format within <answer></answer> tags using the following schema (Note that the thinking process should be within 250 words and give enough output space for final answer):
  "<answer>
  {
  "timestamp": "2025-04-25T00:05:52.763Z", // the timestamp when this action occurs.
  "action": "string", // select one plausible action from: input, click_product, purchase, or click.
  "acion_argument": "string", // select appropriate value based on action type: input_text, product_asin, clickable_name.
  }
  </answer>"
  
  <|im_end|>
  <|im_start|>assistant
  <think>
  
extra_info.question: <|im_start|>system
  You are a helpful assistant that is capable of understanding and predicting customer shopping behaviors on Amazon. You first think about the reasoning process in the mind and then predict the customer actions and action argument. The reasoning process and the predicted action and action argument are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think>reasoning process here</think><answer>predicted action and action argument here</answer>.
  <|im_end|>
  <|im_start|>user
  You are given a customer behavior trajectory on Amazon. This trajectory include the customer long-term information (enclosed between <|memory_start|> and <|memory_end|>), previous actions the customer has taken with timestamps (enclosed between <|action_start|> and <|action_end|>), and current observations describing what the customer sees on Amazon (e.g., a search results page, a product detail page) (enclosed between <|observation_start|> and <|observation_end|>). 
  Now your task is to predict the immediate next action and action argument (i.e., input_text, product_asin, or click_type) of this shopper by analyzing shopper shopping behaviors. The available action space and action argument space are provided between <|actionspace_start|> and <|actionspace_end|> to help guide your prediction. Please first analyze the customer's behavior patterns within the  <think> </think> section, then provide your prediction within the <answer> </answer> section, ensuring your prediction falls within the specified action and argument spaces. 
  
  <|actionspace_start|>
  Available actions are represented in JSON format. There are four primary action types with their corresponding action arguments:
  1. input:
  Action: Type text into an input field to search for a specific product. 
  Action Argument: the input_text is the specific text entered by the customer.
  {
  "timestamp": "timestamp",
  "action": "input",
  "action_argument": "input_text",
  }
  
  2. click:
  Action: Click on a UI interface button or clickable element on the Amazon website.
  Action Argument: The clickable_name is one of the UI interface buttons or clickable elements including "review", "search", "product_option", "other", "nav_bar", "quantity", "page_related", "suggested_term", "cart_side_bar", "cart_page_select", and "filter". Select one of these buttons or clickable elements as action argument.
  {
  "timestamp": "timestamp",
  "action": "click",
  "action_argument": "clickable_name",
  }
  
  3. click_product:
  Action: Click on product links or product images.
  Action Argument: the Amazon Standard Identification Number (i.e., product_asin) of the clicked product.
  {
  "timestamp": "timestamp",
  "action": "click_product",
  "action_argument": "product_asin",
  }
  
  4. purchase:
  Action: indicate intent to purchase by clicking on any purchase-related button. This includes clicking "Add to Cart", "Buy Now", "Set Subscription", or "Checkout" buttons for specific products. 
  Action Argument: the Amazon Standard Identification Number (i.e., product_asin) of the product being purchased.
  {
  "timestamp": "timestamp",
  "action": "purchase",
  "action_argument": "product_asin",
  }
  <|actionspace_end|>
  
  <|memory_start|>
  {"timestamp": "2025-04-21T20:22:38.556Z", "action": "input", "action_argument": "oral b elect"}
  {"timestamp": "2025-04-21T20:22:38.777Z", "action": "click", "action_argument": "suggested_term"}
  {"timestamp": "2025-04-21T20:23:03.655Z", "action": "click_product", "action_argument": "B0B5HRWH1S"}
  {"timestamp": "2025-04-21T20:23:57.327Z", "action": "click_product", "action_argument": "B0B5YPHMW8"}
  {"timestamp": "2025-04-21T20:25:51.539Z", "action": "click_product", "action_argument": "B0B5HVM6JX"}
  {"timestamp": "2025-04-21T20:26:28.441Z", "action": "click_product", "action_argument": "B0DLLGG2Z8"}
  {"timestamp": "2025-04-21T20:26:43.235Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-21T20:26:43.481Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-21T20:59:15.102Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-21T20:59:20.285Z", "action": "input", "action_argument": "oral b io5"}
  {"timestamp": "2025-04-21T20:59:20.901Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-21T20:59:26.303Z", "action": "click_product", "action_argument": "B0CFWLVL41"}
  {"timestamp": "2025-04-21T20:59:37.994Z", "action": "purchase", "action_argument": "B0CFWLVL41"}
  {"timestamp": "2025-04-21T22:27:59.682Z", "action": "input", "action_argument": "oral b electric toothbrush"}
  {"timestamp": "2025-04-21T22:28:51.366Z", "action": "click_product", "action_argument": "B003UKM9CO"}
  {"timestamp": "2025-04-21T22:31:16.083Z", "action": "input", "action_argument": "oral b electric toothbrush"}
  {"timestamp": "2025-04-21T22:31:18.679Z", "action": "click_product", "action_argument": "B0D1DQ7BH9"}
  {"timestamp": "2025-04-21T22:31:43.011Z", "action": "click_product", "action_argument": "B0B5HRWH1S"}
  {"timestamp": "2025-04-21T22:34:53.329Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-21T22:34:58.590Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-21T22:35:01.052Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-21T22:35:03.036Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-21T22:35:03.499Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-21T22:35:05.671Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-21T22:35:07.363Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-21T22:35:11.975Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-21T22:35:16.262Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-21T22:35:19.281Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-21T22:35:24.885Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-21T22:35:32.739Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:06:21.102Z", "action": "input", "action_argument": "oral b io"}
  {"timestamp": "2025-04-22T19:06:22.773Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-22T19:07:22.708Z", "action": "click_product", "action_argument": "B095FRGT35"}
  {"timestamp": "2025-04-22T19:08:00.292Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:08:02.521Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:08:06.393Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:08:08.644Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:08:11.461Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:08:16.454Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:08:19.331Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:08:32.566Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:08:43.830Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:08:48.619Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:09:00.559Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:09:32.910Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:09:41.880Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T19:15:59.642Z", "action": "click", "action_argument": "nav_bar"}
  {"timestamp": "2025-04-22T19:16:08.020Z", "action": "input", "action_argument": "sonicare toothbrush"}
  {"timestamp": "2025-04-22T19:16:27.525Z", "action": "click_product", "action_argument": "B09LD8VXLX"}
  {"timestamp": "2025-04-22T19:16:58.031Z", "action": "click", "action_argument": "review"}
  {"timestamp": "2025-04-22T22:42:53.337Z", "action": "input", "action_argument": "sonicare 6100"}
  {"timestamp": "2025-04-22T22:42:55.884Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-22T23:05:45.693Z", "action": "input", "action_argument": "sonicare 6100"}
  {"timestamp": "2025-04-22T23:05:45.975Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-22T23:05:50.914Z", "action": "input", "action_argument": "io5"}
  {"timestamp": "2025-04-22T23:05:51.471Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-24T14:15:25.418Z", "action": "click", "action_argument": "nav_bar"}
  {"timestamp": "2025-04-24T14:15:55.871Z", "action": "click", "action_argument": "nav_bar"}
  {"timestamp": "2025-04-24T14:17:13.714Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-24T14:17:14.889Z", "action": "input", "action_argument": "kindle"}
  {"timestamp": "2025-04-24T14:17:15.714Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-24T14:17:41.081Z", "action": "input", "action_argument": "kindle unlimited"}
  {"timestamp": "2025-04-24T14:26:18.796Z", "action": "input", "action_argument": "toothbrush"}
  {"timestamp": "2025-04-24T14:26:19.217Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-24T15:32:17.959Z", "action": "input", "action_argument": "switch 2"}
  {"timestamp": "2025-04-24T15:32:19.638Z", "action": "click", "action_argument": "search"}
  {"timestamp": "2025-04-24T21:37:08.491Z", "action": "click", "action_argument": "other"}
  {"timestamp": "2025-04-24T21:37:16.072Z", "action": "click", "action_argument": "nav_bar"}
  <|memory_end|>
  
  <|action_start|>
  {"timestamp": "2025-04-25T00:05:38.594Z", "action": "input", "action_argument": "earphones"}
  {"timestamp": "2025-04-25T00:05:38.921Z", "action": "click", "action_argument": "search"}
  <|action_end|>
  
  <|observation_start|>
  Your context will be the JSON string containing page metadata of the Amazon page you are looking at. This Amazon page is the context you observed after performing your last action.
  "search_term": [{"term": "earphones"}],
  "promotion_items": [{"title": "Wired Earbuds with Microphone 5 Pack, in-Ear Headphones with Heavy Bass, High Sound Quality Earphones Compatible with iPad, Laptop, MP3, Android Smartphones, Fits All 3.5mm Jack Device ", "asin": "B09MQGTP7Y", "price": "$9.89", "quantity": ""},
  {"title": "Wireless Earbuds, 2025 Bluetooth 5.4 Headphones in Ear with 4 ENC Noise Cancelling Mic, New Wireless Earphones HiFi Stereo Deep Bass 40H Playtime, LED, In-Ear Bluetooth Ear Buds IP7 Waterproof, USB-C ", "asin": "B0DXF5F1TL", "price": "$19.84", "quantity": ""},
  {"title": "Earbuds Headphones with Microphone Pack of 5, Noise Isolating Wired Earbuds, Earphones with Powerful Heavy Bass Stereo, Compatible with Android, Phone, Laptops, MP3 and All 3.5mm Interface ", "asin": "B09DSXQZ37", "price": "$10.99", "quantity": ""},
  {"title": "Ultra Open-Ear-Earbuds Wireless Bluetooth - Ergonomic Clip-On Headphones, Small Bone Conduction Earbuds with Waterproof Design, Perfect Running Headphones for Sports, Fitness, and Workouts ", "asin": "B0DR2T6CHN", "price": "$35.96", "quantity": ""},
  {"title": "EarPods Headphones with USB-C Connector, Type-C Earphones Wired with Built-in Remote to Control,Phone Calls Compatible with iPhone 15/15 Plus/15 Pro/15 Pro Max, S23/S22/S21/S20/Ultra Note 10/20 & more ", "asin": "B0DPQ4WXNQ", "price": "$9.99", "quantity": ""},
  {"title": "Sephia SP3060 Wired Headphones, HD Bass Driven Audio, Lightweight Aluminum Wired in Ear Earbud Headphones, S/M/L Ear Bud Tips, Earphone Case, 3.5mm Tangle-Free Cord, No Mic ", "asin": "B0170RBJ9Q", "price": "$14.95", "quantity": ""},
  {"title": "Bose QuietComfort Ultra Bluetooth Headphones, Wireless Headphones with Spatial Audio, Over Ear Noise Cancelling with Mic, Up to 24 Hours of Playtime, Deep Plum - Limited Edition Color ", "asin": "B0DX2LNZ68", "price": "$399.00", "quantity": ""},
  {"title": "Wired Earbuds with Microphone 5 Pack, in-Ear Headphones with Heavy Bass, High Sound Quality Earphones Compatible with iPad, Laptop, MP3, Android Smartphones, Fits All 3.5mm Jack Device ", "asin": "B09MQGTP7Y", "price": "$9.89", "quantity": ""},
  {"title": "Raycon Everyday Earbuds (2024 Edition) - Bluetooth True Wireless in-Ear Buds with 32 Hours Playtime, Multpoint Technology, Extreme Comfort, and Active Noise Cancellation (Carbon Black) ", "asin": "B0CTD56NJ2", "price": "$79.99", "quantity": ""},
  {"title": "Ludos Clamor Wired Earbuds in-Ear Headphones, 5 Years Warranty, Earphones with Microphone, Noise Isolating Ear Buds for School, Kids, Women, Small Ear ", "asin": "B074M7FJDW", "price": "$19.97", "quantity": ""}],
  "ads": [{"title": "TOZO Hybrid Active Noise Cancelling Wireless Earbuds, 6 Mics ENC Clear Call, IPX8 Waterproof, in Ear Bluetooth 5.3 Headphones Stereo Bass Ear Buds 59H Playtime with LED Display 32 EQs via APP", "asin": "B0DD41G2NZ"},
  {"title": "TOZO Hybrid Active Noise Cancelling Wireless Earbuds, 6 Mics ENC Clear Call, IPX8 Waterproof, in Ear Bluetooth 5.3 Headphones Stereo Bass Ear Buds 59H Playtime with LED Display 32 EQs via APP", "asin": "B0DG8MRV8M"},
  {"title": "TOZO Hybrid Active Noise Cancelling Wireless Earbuds, 6 Mics ENC Clear Call, IPX8 Waterproof, in Ear Bluetooth 5.3 Headphones Stereo Bass Ear Buds 59H Playtime with LED Display 32 EQs via APP", "asin": "B0DG8NMPSH"}],
  "search_results": [{"title": "Apple EarPods Headphones with 3.5mm Plug, Wired Ear Buds with Built-in Remote to Control Music, Phone Calls, and Volume", "asin": "B0D9ML2N4G", "price": "$16.99", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Sephia SP3060 Wired Headphones, HD Bass Driven Audio, Lightweight Aluminum Wired in Ear Earbud Headphones, S/M/L Ear Bud Tips, Earphone Case, 3.5mm Tangle-Free Cord, No Mic", "asin": "B0170RBJ9Q", "price": "$14.95", "delivery": " Two-DayFREE delivery Sat, Apr 26 "},
  {"title": "Apple AirPods Pro 2 Wireless Earbuds, Active Noise Cancellation, Hearing Aid Feature, Bluetooth Headphones, Transparency, Personalized Spatial Audio, High-Fidelity Sound, H2 Chip, USB-C Charging", "asin": "B0D1XD1ZV3", "price": "$199.00", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Soundcore by Anker P20i True Wireless Earbuds, 10mm Drivers with Big Bass, Bluetooth 5.3, 30H Long Playtime, Water-Resistant, 2 Mics for AI Clear Calls, 22 Preset EQs, Customization via App", "asin": "B0BTYCRJSS", "price": "$19.99", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "JBL Vibe Beam - True Wireless JBL Deep Bass Sound Earbuds, Bluetooth 5.2, Water & Dust Resistant, Hands-free call with VoiceAware, Up to 32 hours of battery life (Black)", "asin": "B0BQPNMXQV", "price": "$49.95", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Apple AirPods 4 Wireless Earbuds, Bluetooth Headphones, Personalized Spatial Audio, Sweat and Water Resistant, USB-C Charging Case, H2 Chip, Up to 30 Hours of Battery Life, Effortless Setup for iPhone", "asin": "B0DGHMNQ5Z", "price": "$119.00", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Wired Earbuds with Microphone 5 Pack, in-Ear Headphones with Heavy Bass, High Sound Quality Earphones Compatible with iPad, Laptop, MP3, Android Smartphones, Fits All 3.5mm Jack Device", "asin": "B09MQGTP7Y", "price": "$9.89", "delivery": " Two-DayFREE delivery Sat, Apr 26 "},
  {"title": "Wireless Earbuds, Bluetooth Headphones 5.3 HiFi Stereo, Wireless Earphones with ENC Noise Cancelling Mic, LED Digital Display in Ear Buds White", "asin": "B0DZCNHG9Y", "price": "$19.99", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "JBL Endurance Run 2 Wired - Waterproof Wired Sports in-Ear Headphones, Pure Bass Sound, Hands-Free Calls, Never Hurt. Never Fall Out. (Black)", "asin": "B0C5NQSPMN", "price": "$19.95", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Soundcore P30i by Anker Noise Cancelling Earbuds, Strong and Smart Noise Cancelling, Powerful Bass, 45H Playtime, 2-in-1 Case and Phone Stand, IP54, Wireless Earbuds, Bluetooth 5.4 (Black)", "asin": "B0CRTYZG5C", "price": "$29.99", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Sony MDREX15AP In-Ear Earbud Headphones with Mic, Black (MDREX15AP/B)", "asin": "B00JG2WRUO", "price": "$9.99", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Wireless Earbuds, 2025 Bluetooth 5.4 Headphones in Ear with 4 ENC Noise Cancelling Mic, New Wireless Earphones HiFi Stereo Deep Bass 40H Playtime, LED, In-Ear Bluetooth Ear Buds IP7 Waterproof, USB-C", "asin": "B0DXF5F1TL", "price": "$19.84", "delivery": " Two-DayFREE delivery Sat, Apr 26 "},
  {"title": "kurdene Wireless Earbuds Bluetooth 5.3 in Ear Buds Light Weight Headphones,Deep Bass Sound,Built in Mics Headset,Clear Calls Earphones for Sports Workout", "asin": "B0D635YLCT", "price": "$9.99", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Wireless Earbuds, 2025 Ear Buds with Big Bass Stereo Sound, Lightweight Bluetooth Earbuds with 48 Hours Playtime, in-Ear Fit Earphones, IPX7, Hands-Free Calls with AI for iPhone, Android, Pad", "asin": "B0DWZQLMY9", "price": "$19.99", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Wireless Earbuds, Bluetooth Headphones 5.4, 50H Playtime LED Display Deep Bass Ear Buds with 4 ENC Noise Cancelling Mic, IP7 Waterproof in-Ear Earphones for Phone Tablet Laptop Sports, Phantom Black", "asin": "B0DQBBZVJF", "price": "$9.99", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Antool Wired Earbuds,\u3010Ultra Clear Calls & no Noise\u3011 Headphones Earbuds Wired 3.5mm, in-Ear Earphones with Mic, Compatible with iPhone/iPad/Android/Laptop/PC \u30102 Pack\u3011", "asin": "B0D17TFVTF", "price": "$9.99", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "LUDOS FEROX Wired Earbuds in-Ear Headphones, 5 Year Warranty, Earphones with Microphone, Noise Isolation Corded for 3.5mm Jack Ear Buds for iPhone, Samsung, Computer, Laptop, Kids, School Students", "asin": "B0BM4HGSFJ", "price": "$9.97", "delivery": " Two-DayFREE delivery Sat, Apr 26 "},
  {"title": "JBL Tune 510BT - Bluetooth headphones with up to 40 hours battery, microphone for call, foldable and comfortable, Android and iOs compatible (Black)", "asin": "B08WM3LMJF", "price": "$49.95", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Skullcandy Jib In-Ear Earbuds with Microphone - Black", "asin": "B075F6TB7F", "price": "$7.41", "delivery": " Two-Day FREE delivery Sat, Apr 26"},
  {"title": "Beats Studio Buds - True Wireless Noise Cancelling Earbuds - Compatible with Apple & Android, Built-in Microphone, IPX4 Rating, Sweat Resistant Earphones, Class 1 Bluetooth Headphones - Black", "asin": "B096SV8SJG", "price": "$99.95", "delivery": "FREE delivery Sun, Apr 27"},
  {"title": "Sony WF-1000XM5 The Best Truly Wireless Bluetooth Noise Canceling Earbuds & in-Ear Headphones with Alexa Built-in, Silver", "asin": "B0C345M3T7", "price": "$198.00", "delivery": " Two-DayFREE delivery Sat, Apr 26 "},
  {"title": "PHILIPS TAT1108 Wireless Earbuds,True Wireless Headphones,Powerful Bass with 6 mm Driver,Clear Call with AI Mic,15-Hour Battery Life,Bluetooth v5.3,IPX4 Rating,Ergonomic Design for Comfort,Black", "asin": "B0CCYKMKGY", "price": "$24.99", "delivery": " Two-DayFREE delivery Sat, Apr 26 "}]
  <|observation_end|>
  
  # Output Format
  Please provide your final answer in JSON format within <answer></answer> tags using the following schema (Note that the thinking process should be within 250 words and give enough output space for final answer):
  "<answer>
  {
  "timestamp": "2025-04-25T00:05:52.763Z", // the timestamp when this action occurs.
  "action": "string", // select one plausible action from: input, click_product, purchase, or click.
  "acion_argument": "string", // select appropriate value based on action type: input_text, product_asin, clickable_name.
  }
  </answer>"
  
  <|im_end|>
  <|im_start|>assistant
  <think>
  