<|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|>
<|memory_end|>

<|action_start|>
{"timestamp": "2025-04-07T18:20:58.895Z", "action": "click_product", "action_argument": "B09TQY66NH"}
{"timestamp": "2025-04-07T18:21:07.489Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:21:09.874Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:21:11.554Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:21:20.876Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:21:23.221Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:21:26.657Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:21:28.786Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:21:33.343Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:21:34.956Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:21:37.571Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:21:40.721Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:22:00.904Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:22:05.849Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:23:11.128Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:23:22.832Z", "action": "click", "action_argument": "review"}
<|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": "tripod"}],
"cart_items": [{"title": "Pilot, Precise V5, Capped Liquid Ink Rolling Ball Pens, Extra Fine Point 0.5 mm, Black, Pack of 12", "asin": "B00006IEBI", "price": "$14.76", "quantity": "1"}],
"product_details": [{"asin": "B09TQY66NH"},
{"title": "SENSYNE 62\" Phone Tripod & Selfie Stick, Extendable Cell Phone Tripod Stand with Wireless Remote and Phone Holder, Compatible with iPhone Android Phone, Camera"},
{"price": "$19.99"},
{"bullet_list": "Versatile 62'' Phone Tripod: Sensyne's updated tripod combines the function of phone stand with a selfie stick. Perfect for taking selfies, Photographers, Youtube, vlogging, live streaming and Family Gathering Adjustable Height and Perfect Angle: With the maximum height of 62inches, it can meet the demands for varied photography heights. 360 degrees rotation gives you flexibility for best viewing angle. Vertically or horizontally Wide Compatibility: The universal phone holder is compatible with all cellphone between 2.8\" to 5.7\". With a universal 1/4\" screw mount is applicable for most digital cameras, action camera, webcam and camcorder What You Get: 1X Phone Stick Tripod; 1X Universal Phone Holder; 1X Adapter; 1X Wireless Remote Shutter. We will provide professional after-sales for 12 months. Please contact us anytime if any question"}],
"product_quantity": [{"quantity": "1"}],
"product_options": [{"Size": "62-inch"},
{"Color": "Black"}],
"promotion_items": [{"title": "Sensyne 72\" Extendable Tripod for iPhone & Selfie Stick with Detachable Phone Holder & Wireless Remote, Compatible with All Cell Phones, Black", "asin": "B0CNGHR7PK", "price": "$22.99", "quantity": ""},
{"title": "Fugetek 51\" Professional Selfie Stick Tripod, 100% All Aluminum Stick & Legs, Lightweight, Detachable Bluetooth Remote, Portable All in One, Compatible with iPhone & Android, Non Skid Feet, Black", "asin": "B075WQYN3B", "price": "$16.14", "quantity": ""},
{"title": "71\" Phone Tripod, NT79 Extendable Selfie Stick for Cell Phone\uff06Camera, Tripod Stand ...", "asin": "B0DS24YLFM", "price": "$39.99", "quantity": ""},
{"title": "Sensyne Phone Tripod, Flexible Cell Phone Tripod with Phone Holder and Wireless Remote, Mini Travel Tripod Stand, Compatible with All Cell Phones, Cameras", "asin": "B09WHLXN6N", "price": "$11.99", "quantity": ""},
{"title": "EUCOS 62\" Phone Tripod, Tripod for iPhone & Selfie Stick Tripod with Remote, Extendable Phone Tripod Stand & Travel Tripod, Solidest Cell Phone Tripod Compatible with iPhone/Android", "asin": "B09XHZ8F7F", "price": "$22.99", "quantity": ""},
{"title": "Sensyne 60\" Phone Tripod & Selfie Stick, Lightweight All in One Phone Tripod Integrated with Wireless Remote Compatible with All Cell Phones for Selfie/Video Recording/Photo/Live Stream/Vlog\uff08Black\uff09", "asin": "B0BD7VTXN3", "price": "$19.99", "quantity": ""},
{"title": "UBeesize 88\u2019\u2019 Flexible Phone Tripod with 14.95\u2019\u2019 Gooseneck, Remote and Phone Holder, Overhead Cell Phone Stand\uff06Selfie Stick for Video Recording, Compatible with iPhone Android Phone, Camera Black", "asin": "B0CSFW56YF", "price": "$24.29", "quantity": ""},
{"title": "Aureday 67\" Phone Tripod, Extendable Cell Phone and Camera Tripod Stand with Wireless Remote & Phone Holder, Aluminum Selfie Stick Tripod", "asin": "/promo/A2LBFL8S3QMJ8E", "price": "$19.99", "quantity": ""},
{"title": "Jishane 70\" Phone Tripod & Selfie Stick, Extendable Cell Phone Tripod Stand with Wireless Remote and Phone Holder, Compatible with All Phones, Cameras", "asin": "B0D6QS16V5", "price": "$17.99", "quantity": ""},
{"title": "Huryfox Selfie Stick Phone Tripod - 71 inch Tall Cell Phone Holder with Detachable Wireless Remote, Phone Stand for Recording, Video and Picture, Compatible with iPhone, Android Phone, Camera & Gopro", "asin": "B0CTZGJCJJ", "price": "$19.99", "quantity": ""},
{"title": "Alimu 70\" Phone Tripod & Selfie Stick, Extendable Cell Phone Tripod Stand with Wireless Remote and Phone Holder for Video Recording Filming, Compatible with iPhone Android Cellphone, Camera", "asin": "B0D3LLK1YP", "price": "$10.99", "quantity": ""},
{"title": "72\" Phone Tripod & Selfie Stick, Extendable Cell Phone Stand with Detachable Remote & Phone Holder, Aluminum Tripod Compatible with iPhone Android", "asin": "B0DJSNY5Q2", "price": "$29.99", "quantity": ""},
{"title": "86'' Phone Tripod & Selfie Stick, Tripod for iPhone with Detachable Remote, Portable Phone Tripod Stand for Video Recording, Travel Tripod for Cell Phone, Compatible with Smartphones, DSLR", "asin": "B0DPW1R5X3", "price": "$25.99", "quantity": ""}],
"comparison_items": [{"title": "SENSYNE 62\" Phone Tripod & Selfie Stick, Extendable Cell Phone Tripod Stand with Wireless Remote and Phone Holder, Compatible with iPhone Android Phone, Camera", "asin": "B09TQY66NH", "price": "$19.99"},
{"title": "SENSYNE 72\" Phone Tripod & Selfie Stick, Extendable Cell Phone Tripod Stand with Wireless Remote and Phone Holder, Compatible with iPhone Android Phone, Camera, Pink", "asin": "B0CX8V159J", "price": "$39.99"},
{"title": "UBeesize 62\" Phone Tripod & Selfie Stick, Camera Tripods Stand with Wireless Remote and Phone Holder,Compatible with iPhone Android Phone, Perfect for Selfies/Video Recording/Live Streaming Black", "asin": "B07NWC3L95", "price": "$19.07"},
{"title": "Tianle Selfie Stick, 67 Inch Phone Tripod Extendable Cell Phone Tripod Stand with Wireless Remote and Phone Holder Compatible with iPhone Android Phone for Selfie, Video Recording, Photo", "asin": "B0CQ544V5T", "price": "$15.80"},
{"title": "71\" Phone Tripod & Selfie Stick, All in One Extendable Cell Phone Tripod with Wireless Remote, Tripod Stand for iPhone & Travel Tripod 360\u00b0 Rotation Compatible with iPhone Android Phone, Camera", "asin": "B0C6KDQQMD", "price": "$19.99"},
{"title": "Kaiess 62\" Tripod for iPhone, Selfie Stick Tripod & Phone Tripod Stand with Remote, Cell Phone Tripod for iPhone, Extendable Travel Tripod Compatible with iPhone 15/14/13 Pro Max/Android", "asin": "B09X1K5WW9", "price": "$17.99"}]
<|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": "2025-04-07T18:23:23.064Z", // 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>

user
<|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|>
<|memory_end|>

<|action_start|>
{"timestamp": "2025-04-07T18:20:58.895Z", "action": "click_product", "action_argument": "B09TQY66NH"}
{"timestamp": "2025-04-07T18:21:07.489Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:21:09.874Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:21:11.554Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:21:20.876Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:21:23.221Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:21:26.657Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:21:28.786Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:21:33.343Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:21:34.956Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:21:37.571Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:21:40.721Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:22:00.904Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:22:05.849Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:23:11.128Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:23:22.832Z", "action": "click", "action_argument": "review"}
<|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": "tripod"}],
"cart_items": [{"title": "Pilot, Precise V5, Capped Liquid Ink Rolling Ball Pens, Extra Fine Point 0.5 mm, Black, Pack of 12", "asin": "B00006IEBI", "price": "$14.76", "quantity": "1"}],
"product_details": [{"asin": "B09TQY66NH"},
{"title": "SENSYNE 62\" Phone Tripod & Selfie Stick, Extendable Cell Phone Tripod Stand with Wireless Remote and Phone Holder, Compatible with iPhone Android Phone, Camera"},
{"price": "$19.99"},
{"bullet_list": "Versatile 62'' Phone Tripod: Sensyne's updated tripod combines the function of phone stand with a selfie stick. Perfect for taking selfies, Photographers, Youtube, vlogging, live streaming and Family Gathering Adjustable Height and Perfect Angle: With the maximum height of 62inches, it can meet the demands for varied photography heights. 360 degrees rotation gives you flexibility for best viewing angle. Vertically or horizontally Wide Compatibility: The universal phone holder is compatible with all cellphone between 2.8\" to 5.7\". With a universal 1/4\" screw mount is applicable for most digital cameras, action camera, webcam and camcorder What You Get: 1X Phone Stick Tripod; 1X Universal Phone Holder; 1X Adapter; 1X Wireless Remote Shutter. We will provide professional after-sales for 12 months. Please contact us anytime if any question"}],
"product_quantity": [{"quantity": "1"}],
"product_options": [{"Size": "62-inch"},
{"Color": "Black"}],
"promotion_items": [{"title": "Sensyne 72\" Extendable Tripod for iPhone & Selfie Stick with Detachable Phone Holder & Wireless Remote, Compatible with All Cell Phones, Black", "asin": "B0CNGHR7PK", "price": "$22.99", "quantity": ""},
{"title": "Fugetek 51\" Professional Selfie Stick Tripod, 100% All Aluminum Stick & Legs, Lightweight, Detachable Bluetooth Remote, Portable All in One, Compatible with iPhone & Android, Non Skid Feet, Black", "asin": "B075WQYN3B", "price": "$16.14", "quantity": ""},
{"title": "71\" Phone Tripod, NT79 Extendable Selfie Stick for Cell Phone\uff06Camera, Tripod Stand ...", "asin": "B0DS24YLFM", "price": "$39.99", "quantity": ""},
{"title": "Sensyne Phone Tripod, Flexible Cell Phone Tripod with Phone Holder and Wireless Remote, Mini Travel Tripod Stand, Compatible with All Cell Phones, Cameras", "asin": "B09WHLXN6N", "price": "$11.99", "quantity": ""},
{"title": "EUCOS 62\" Phone Tripod, Tripod for iPhone & Selfie Stick Tripod with Remote, Extendable Phone Tripod Stand & Travel Tripod, Solidest Cell Phone Tripod Compatible with iPhone/Android", "asin": "B09XHZ8F7F", "price": "$22.99", "quantity": ""},
{"title": "Sensyne 60\" Phone Tripod & Selfie Stick, Lightweight All in One Phone Tripod Integrated with Wireless Remote Compatible with All Cell Phones for Selfie/Video Recording/Photo/Live Stream/Vlog\uff08Black\uff09", "asin": "B0BD7VTXN3", "price": "$19.99", "quantity": ""},
{"title": "UBeesize 88\u2019\u2019 Flexible Phone Tripod with 14.95\u2019\u2019 Gooseneck, Remote and Phone Holder, Overhead Cell Phone Stand\uff06Selfie Stick for Video Recording, Compatible with iPhone Android Phone, Camera Black", "asin": "B0CSFW56YF", "price": "$24.29", "quantity": ""},
{"title": "Aureday 67\" Phone Tripod, Extendable Cell Phone and Camera Tripod Stand with Wireless Remote & Phone Holder, Aluminum Selfie Stick Tripod", "asin": "/promo/A2LBFL8S3QMJ8E", "price": "$19.99", "quantity": ""},
{"title": "Jishane 70\" Phone Tripod & Selfie Stick, Extendable Cell Phone Tripod Stand with Wireless Remote and Phone Holder, Compatible with All Phones, Cameras", "asin": "B0D6QS16V5", "price": "$17.99", "quantity": ""},
{"title": "Huryfox Selfie Stick Phone Tripod - 71 inch Tall Cell Phone Holder with Detachable Wireless Remote, Phone Stand for Recording, Video and Picture, Compatible with iPhone, Android Phone, Camera & Gopro", "asin": "B0CTZGJCJJ", "price": "$19.99", "quantity": ""},
{"title": "Alimu 70\" Phone Tripod & Selfie Stick, Extendable Cell Phone Tripod Stand with Wireless Remote and Phone Holder for Video Recording Filming, Compatible with iPhone Android Cellphone, Camera", "asin": "B0D3LLK1YP", "price": "$10.99", "quantity": ""},
{"title": "72\" Phone Tripod & Selfie Stick, Extendable Cell Phone Stand with Detachable Remote & Phone Holder, Aluminum Tripod Compatible with iPhone Android", "asin": "B0DJSNY5Q2", "price": "$29.99", "quantity": ""},
{"title": "86'' Phone Tripod & Selfie Stick, Tripod for iPhone with Detachable Remote, Portable Phone Tripod Stand for Video Recording, Travel Tripod for Cell Phone, Compatible with Smartphones, DSLR", "asin": "B0DPW1R5X3", "price": "$25.99", "quantity": ""}],
"comparison_items": [{"title": "SENSYNE 62\" Phone Tripod & Selfie Stick, Extendable Cell Phone Tripod Stand with Wireless Remote and Phone Holder, Compatible with iPhone Android Phone, Camera", "asin": "B09TQY66NH", "price": "$19.99"},
{"title": "SENSYNE 72\" Phone Tripod & Selfie Stick, Extendable Cell Phone Tripod Stand with Wireless Remote and Phone Holder, Compatible with iPhone Android Phone, Camera, Pink", "asin": "B0CX8V159J", "price": "$39.99"},
{"title": "UBeesize 62\" Phone Tripod & Selfie Stick, Camera Tripods Stand with Wireless Remote and Phone Holder,Compatible with iPhone Android Phone, Perfect for Selfies/Video Recording/Live Streaming Black", "asin": "B07NWC3L95", "price": "$19.07"},
{"title": "Tianle Selfie Stick, 67 Inch Phone Tripod Extendable Cell Phone Tripod Stand with Wireless Remote and Phone Holder Compatible with iPhone Android Phone for Selfie, Video Recording, Photo", "asin": "B0CQ544V5T", "price": "$15.80"},
{"title": "71\" Phone Tripod & Selfie Stick, All in One Extendable Cell Phone Tripod with Wireless Remote, Tripod Stand for iPhone & Travel Tripod 360\u00b0 Rotation Compatible with iPhone Android Phone, Camera", "asin": "B0C6KDQQMD", "price": "$19.99"},
{"title": "Kaiess 62\" Tripod for iPhone, Selfie Stick Tripod & Phone Tripod Stand with Remote, Cell Phone Tripod for iPhone, Extendable Travel Tripod Compatible with iPhone 15/14/13 Pro Max/Android", "asin": "B09X1K5WW9", "price": "$17.99"}]
<|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": "2025-04-07T18:23:23.064Z", // 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>

<|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|>
<|memory_end|>

<|action_start|>
{"timestamp": "2025-04-07T18:20:58.895Z", "action": "click_product", "action_argument": "B09TQY66NH"}
{"timestamp": "2025-04-07T18:21:07.489Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:21:09.874Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:21:11.554Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:21:20.876Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:21:23.221Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:21:26.657Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:21:28.786Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:21:33.343Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:21:34.956Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:21:37.571Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:21:40.721Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:22:00.904Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:22:05.849Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:23:11.128Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-07T18:23:22.832Z", "action": "click", "action_argument": "review"}
<|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": "tripod"}],
"cart_items": [{"title": "Pilot, Precise V5, Capped Liquid Ink Rolling Ball Pens, Extra Fine Point 0.5 mm, Black, Pack of 12", "asin": "B00006IEBI", "price": "$14.76", "quantity": "1"}],
"product_details": [{"asin": "B09TQY66NH"},
{"title": "SENSYNE 62\" Phone Tripod & Selfie Stick, Extendable Cell Phone Tripod Stand with Wireless Remote and Phone Holder, Compatible with iPhone Android Phone, Camera"},
{"price": "$19.99"},
{"bullet_list": "Versatile 62'' Phone Tripod: Sensyne's updated tripod combines the function of phone stand with a selfie stick. Perfect for taking selfies, Photographers, Youtube, vlogging, live streaming and Family Gathering Adjustable Height and Perfect Angle: With the maximum height of 62inches, it can meet the demands for varied photography heights. 360 degrees rotation gives you flexibility for best viewing angle. Vertically or horizontally Wide Compatibility: The universal phone holder is compatible with all cellphone between 2.8\" to 5.7\". With a universal 1/4\" screw mount is applicable for most digital cameras, action camera, webcam and camcorder What You Get: 1X Phone Stick Tripod; 1X Universal Phone Holder; 1X Adapter; 1X Wireless Remote Shutter. We will provide professional after-sales for 12 months. Please contact us anytime if any question"}],
"product_quantity": [{"quantity": "1"}],
"product_options": [{"Size": "62-inch"},
{"Color": "Black"}],
"promotion_items": [{"title": "Sensyne 72\" Extendable Tripod for iPhone & Selfie Stick with Detachable Phone Holder & Wireless Remote, Compatible with All Cell Phones, Black", "asin": "B0CNGHR7PK", "price": "$22.99", "quantity": ""},
{"title": "Fugetek 51\" Professional Selfie Stick Tripod, 100% All Aluminum Stick & Legs, Lightweight, Detachable Bluetooth Remote, Portable All in One, Compatible with iPhone & Android, Non Skid Feet, Black", "asin": "B075WQYN3B", "price": "$16.14", "quantity": ""},
{"title": "71\" Phone Tripod, NT79 Extendable Selfie Stick for Cell Phone\uff06Camera, Tripod Stand ...", "asin": "B0DS24YLFM", "price": "$39.99", "quantity": ""},
{"title": "Sensyne Phone Tripod, Flexible Cell Phone Tripod with Phone Holder and Wireless Remote, Mini Travel Tripod Stand, Compatible with All Cell Phones, Cameras", "asin": "B09WHLXN6N", "price": "$11.99", "quantity": ""},
{"title": "EUCOS 62\" Phone Tripod, Tripod for iPhone & Selfie Stick Tripod with Remote, Extendable Phone Tripod Stand & Travel Tripod, Solidest Cell Phone Tripod Compatible with iPhone/Android", "asin": "B09XHZ8F7F", "price": "$22.99", "quantity": ""},
{"title": "Sensyne 60\" Phone Tripod & Selfie Stick, Lightweight All in One Phone Tripod Integrated with Wireless Remote Compatible with All Cell Phones for Selfie/Video Recording/Photo/Live Stream/Vlog\uff08Black\uff09", "asin": "B0BD7VTXN3", "price": "$19.99", "quantity": ""},
{"title": "UBeesize 88\u2019\u2019 Flexible Phone Tripod with 14.95\u2019\u2019 Gooseneck, Remote and Phone Holder, Overhead Cell Phone Stand\uff06Selfie Stick for Video Recording, Compatible with iPhone Android Phone, Camera Black", "asin": "B0CSFW56YF", "price": "$24.29", "quantity": ""},
{"title": "Aureday 67\" Phone Tripod, Extendable Cell Phone and Camera Tripod Stand with Wireless Remote & Phone Holder, Aluminum Selfie Stick Tripod", "asin": "/promo/A2LBFL8S3QMJ8E", "price": "$19.99", "quantity": ""},
{"title": "Jishane 70\" Phone Tripod & Selfie Stick, Extendable Cell Phone Tripod Stand with Wireless Remote and Phone Holder, Compatible with All Phones, Cameras", "asin": "B0D6QS16V5", "price": "$17.99", "quantity": ""},
{"title": "Huryfox Selfie Stick Phone Tripod - 71 inch Tall Cell Phone Holder with Detachable Wireless Remote, Phone Stand for Recording, Video and Picture, Compatible with iPhone, Android Phone, Camera & Gopro", "asin": "B0CTZGJCJJ", "price": "$19.99", "quantity": ""},
{"title": "Alimu 70\" Phone Tripod & Selfie Stick, Extendable Cell Phone Tripod Stand with Wireless Remote and Phone Holder for Video Recording Filming, Compatible with iPhone Android Cellphone, Camera", "asin": "B0D3LLK1YP", "price": "$10.99", "quantity": ""},
{"title": "72\" Phone Tripod & Selfie Stick, Extendable Cell Phone Stand with Detachable Remote & Phone Holder, Aluminum Tripod Compatible with iPhone Android", "asin": "B0DJSNY5Q2", "price": "$29.99", "quantity": ""},
{"title": "86'' Phone Tripod & Selfie Stick, Tripod for iPhone with Detachable Remote, Portable Phone Tripod Stand for Video Recording, Travel Tripod for Cell Phone, Compatible with Smartphones, DSLR", "asin": "B0DPW1R5X3", "price": "$25.99", "quantity": ""}],
"comparison_items": [{"title": "SENSYNE 62\" Phone Tripod & Selfie Stick, Extendable Cell Phone Tripod Stand with Wireless Remote and Phone Holder, Compatible with iPhone Android Phone, Camera", "asin": "B09TQY66NH", "price": "$19.99"},
{"title": "SENSYNE 72\" Phone Tripod & Selfie Stick, Extendable Cell Phone Tripod Stand with Wireless Remote and Phone Holder, Compatible with iPhone Android Phone, Camera, Pink", "asin": "B0CX8V159J", "price": "$39.99"},
{"title": "UBeesize 62\" Phone Tripod & Selfie Stick, Camera Tripods Stand with Wireless Remote and Phone Holder,Compatible with iPhone Android Phone, Perfect for Selfies/Video Recording/Live Streaming Black", "asin": "B07NWC3L95", "price": "$19.07"},
{"title": "Tianle Selfie Stick, 67 Inch Phone Tripod Extendable Cell Phone Tripod Stand with Wireless Remote and Phone Holder Compatible with iPhone Android Phone for Selfie, Video Recording, Photo", "asin": "B0CQ544V5T", "price": "$15.80"},
{"title": "71\" Phone Tripod & Selfie Stick, All in One Extendable Cell Phone Tripod with Wireless Remote, Tripod Stand for iPhone & Travel Tripod 360\u00b0 Rotation Compatible with iPhone Android Phone, Camera", "asin": "B0C6KDQQMD", "price": "$19.99"},
{"title": "Kaiess 62\" Tripod for iPhone, Selfie Stick Tripod & Phone Tripod Stand with Remote, Cell Phone Tripod for iPhone, Extendable Travel Tripod Compatible with iPhone 15/14/13 Pro Max/Android", "asin": "B09X1K5WW9", "price": "$17.99"}]
<|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": "2025-04-07T18:23:23.064Z", // 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>
