<|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": "2025-04-12T21:20:03.946Z", "action": "input", "action_argument": "ts7200"}
{"timestamp": "2025-04-12T21:20:04.154Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-12T21:20:08.337Z", "action": "input", "action_argument": "ts7200 mic"}
{"timestamp": "2025-04-12T21:20:08.570Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-12T21:20:56.477Z", "action": "input", "action_argument": "shure sm"}
{"timestamp": "2025-04-12T21:20:56.564Z", "action": "click", "action_argument": "suggested_term"}
{"timestamp": "2025-04-12T21:21:44.499Z", "action": "click_product", "action_argument": "B000CZ0R42"}
{"timestamp": "2025-04-12T21:22:11.678Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-12T21:22:51.162Z", "action": "click_product", "action_argument": "B0000AQRSU"}
{"timestamp": "2025-04-12T21:26:01.941Z", "action": "input", "action_argument": "shure sm58"}
{"timestamp": "2025-04-12T21:26:23.269Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-12T21:26:27.019Z", "action": "click_product", "action_argument": "B08NDBQM5W"}
{"timestamp": "2025-04-12T21:31:08.726Z", "action": "click_product", "action_argument": "B07SHWYDVQ"}
{"timestamp": "2025-04-12T21:31:35.303Z", "action": "click", "action_argument": "quantity"}
{"timestamp": "2025-04-12T21:32:24.747Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-12T21:32:29.281Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-12T21:32:40.468Z", "action": "click", "action_argument": "product_option"}
<|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": ""}],
"cart_items": [{"title": "Yamaha Mixer-Unpowered, Multicolored, 10-Input (MG10X CV)", "asin": "B09SQB4BVX", "price": "$247.99", "quantity": "1"},
{"title": "The Power of Strangers: The Benefits of Connecting in a Suspicious World", "asin": "1984855778", "price": "$15.88", "quantity": "1"},
{"title": "The Art of Gathering: How We Meet and Why It Matters", "asin": "1594634920", "price": "$13.50", "quantity": "1"}],
"product_details": [{"asin": "B09SQB4BVX"},
{"title": "Yamaha Mixer-Unpowered, Multicolored, 10-Input (MG10X CV)"},
{"price": "$247.99"},
{"bullet_list": "10-Input Stereo Mixer with SPX digital effects Featuring studio-grade discrete class-A D-PRE preamps with inverted Darlington circuit - providing fat, natural sounding bass and smooth, soaring highs 3 band EQ and high pass filters give you maximum control and eliminate unwanted noise, resulting in a cleaner mix 1 knob compressors allow easy control resulting in livelier guitars, punchier bass lines, a tighter snare and a cleaner vocal sound MG Series mixers feature a rugged, impact resistant, powder coated metal chassis; Equivalent input noise 128 dBu, residual output noise 102 dBu Switchable +48V Phantom power"}],
"product_quantity": [{"quantity": "1"}],
"product_options": [{"Size": "6-input"},
{"Style": "Built-in Effects"}],
"promotion_items": [{"title": "XLR Cables, Microphone Cable 6ft 10 Pack, XLR Male to Female Gold-Plated 3-Pins 10 ...", "asin": "B0BDJZZYGG", "price": "$53.99", "quantity": ""},
{"title": "Pyle Professional Audio Mixer Sound Board Console - Desk System Interface with 6 Channel, USB, Bluetooth, Digital MP3 Computer Input, 48V Phantom Power, FX16 Bit DSP, Black - PMXU63BT", "asin": "B072HSWWK2", "price": "$82.00", "quantity": ""},
{"title": "BEZOKABLE 6ft XLR Microphone Cable - 10 Pack, Nylon Braided, Compatible with Microp...", "asin": "B0BB7S6S55", "price": "$53.99", "quantity": ""},
{"title": "GearIT XLR to XLR Microphone Cable (1 Feet, 10 Pack) XLR Male to Female Mic Cable 3-Pin Balanced Shielded XLR Cable for Mic Mixer, Recording Studio, Podcast - Multi Colored, 1Ft, 10 Pack", "asin": "B092VK4KK8", "price": "$41.48", "quantity": ""},
{"title": "Cable Matters 2-Pack Premium XLR to XLR Cables - 6ft, Male to Female Microphone Cable, Oxygen-Free Copper (OFC) Mic Cord, Black", "asin": "B00KO8VYMG", "price": "$17.99", "quantity": ""},
{"title": "Soundcraft Ui16 Remote-Controlled 16-Input Digital Mixer", "asin": "B00UBJNNYA", "price": "$559.00", "quantity": ""},
{"title": "BIFALE 1/4'' TRS to XLR Male Cable 10 FT 2Pack, Balanced Microphone Cable for Power Speaker, Mixer, Amplifier and More", "asin": "B0CGRHDDFW", "price": "$22.99", "quantity": ""},
{"title": "CableCreation XLR Microphone Cable, 6 FT XLR Male to XLR Female Balanced 3 PIN Mic Cables, Black", "asin": "B01JY29Z5A", "price": "$11.69", "quantity": ""},
{"title": "4 Channel Wireless Microphones System, Quad UHF Cordless Mic Set,4 * 40 Groups Meta...", "asin": "B0CRH8P5K6", "price": "$246.49", "quantity": ""},
{"title": "InnoGear Boom Arm Microphone Mic Stand for Blue Yeti HyperX QuadCast SoloCast Snowball Fifine Shure SM7B and other Mic, Medium", "asin": "B01L3LL95O", "price": "$16.59", "quantity": ""},
{"title": "PUPGSIS Gaming Audio Mixer, Audio Interface for PC/Podcast/Streaming, Sound Board w...", "asin": "B0DLK14FTY", "price": "$29.99", "quantity": ""},
{"title": "J&D 1/4\" Female to XLR Male Stereo Audio Cable, Balanced Quarter Inch TS/TRS to XLR 3 Pin Interconnect Cable, Nylon Braided, 1 ft, Red", "asin": "B0D7ZDQPB7", "price": "$6.99", "quantity": ""},
{"title": "Upgrade 2.4GHZ Wireless Guitar System Built-in Rechargeable Lithium Battery Wireles...", "asin": "B07L5B64RG", "price": "$34.76", "quantity": ""},
{"title": "Professional 6-Channel Audio Mixer, Phenyx Pro DJ Sound Mixer Board w/Flexible AUX, BUS, SUB Routing, 16 DSP, BT Streaming & USB-B PC Recording, Mixing Console for Stage, Home Studio (PTL-600)", "asin": "B0D6YY9LJ8", "price": "$207.99", "quantity": ""},
{"title": "eKids Moana 2 Karaoke Microphone for Kids, Bluetooth Microphone Includes Built-in Music and Light Show, Designed for Fans of Moana Toys", "asin": "B0DHWGW42D", "price": "$23.99", "quantity": ""},
{"title": "Wireless Lavalier Microphone for iPhone/Android/iPad/Laptop with Charging Case, AI ...", "asin": "B0DBYF2ZY9", "price": "$89.99", "quantity": ""},
{"title": "GearIT XLR to XLR Microphone Cable (100 Feet, 1 Pack) XLR Male to Female Mic Cable 3-Pin Balanced Shielded XLR Cable for Mic Mixer, Recording Studio, Podcast - Black, 100Ft, 1 Pack", "asin": "B092VGJSHJ", "price": "$42.98", "quantity": ""},
{"title": "Hollyland Lark M2S Wireless Microphone with USB-C Plug for iPhone 15/16 and Android, Titanium Clip, Plug-and-Play, Noise Cancelling, 300m Range, 27H Battery Life for Vlogging, YouTube", "asin": "B0DNQ8CLXR", "price": "$119.00", "quantity": ""},
{"title": "BEZOKABLE 6ft XLR Microphone Cable - 10 Pack, Nylon Braided, Compatible with Microp...", "asin": "B0BB7S6S55", "price": "$53.99", "quantity": ""},
{"title": "Wireless XLR Microphone Transmitter and Receiver, Arvitek UHF Wireless Microphone S...", "asin": "B0D7HFCBM2", "price": "$59.99", "quantity": ""},
{"title": "SE ELECTRONICS - V7 Mic Capsule for Shure Wireless - Black", "asin": "B07N6PD1J4", "price": "$119.00", "quantity": ""}],
"comparison_items": [{"title": "Yamaha Mixer-Unpowered, Multicolored, 10-Input (MG10X CV)", "asin": "B09SQB4BVX", "price": "$247.99"},
{"title": "Pyle Professional Audio Mixer Sound Board Console - Desk System Interface with 6 Channel, USB, Bluetooth, Digital MP3 Computer Input, 48V Phantom Power, FX16 Bit DSP, Black - PMXU63BT", "asin": "B072HSWWK2", "price": "$82.00"},
{"title": "Mackie ProFX10v3 10-channel Mixer with USB and Effects", "asin": "B07X8Z1BRG", "price": "$259.85"},
{"title": "Pyle Professional Audio Mixer Sound Board Console System - Interface 4 Channel Digital USB Bluetooth MP3 Computer Input 48V Phantom Power Stereo DJ Studio Streaming FX 16-Bit DSP processor - PMXU43BT", "asin": "B071L66DD8", "price": "$69.95"},
{"title": "Yamaha MG12XU 12-channel Mixer with USB and Effects", "asin": "B00I0Q8IX2", "price": "$397.99"},
{"title": "Yamaha AG03MK2 Black 6-Channel Live Streaming Loopback Mixer/USB Interface with Steinberg Software Suite", "asin": "B09VTKC91H", "price": "$161.01"}]
<|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": "2025-04-12T21:33:21.124Z", // 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": "2025-04-12T21:20:03.946Z", "action": "input", "action_argument": "ts7200"}
{"timestamp": "2025-04-12T21:20:04.154Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-12T21:20:08.337Z", "action": "input", "action_argument": "ts7200 mic"}
{"timestamp": "2025-04-12T21:20:08.570Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-12T21:20:56.477Z", "action": "input", "action_argument": "shure sm"}
{"timestamp": "2025-04-12T21:20:56.564Z", "action": "click", "action_argument": "suggested_term"}
{"timestamp": "2025-04-12T21:21:44.499Z", "action": "click_product", "action_argument": "B000CZ0R42"}
{"timestamp": "2025-04-12T21:22:11.678Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-12T21:22:51.162Z", "action": "click_product", "action_argument": "B0000AQRSU"}
{"timestamp": "2025-04-12T21:26:01.941Z", "action": "input", "action_argument": "shure sm58"}
{"timestamp": "2025-04-12T21:26:23.269Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-12T21:26:27.019Z", "action": "click_product", "action_argument": "B08NDBQM5W"}
{"timestamp": "2025-04-12T21:31:08.726Z", "action": "click_product", "action_argument": "B07SHWYDVQ"}
{"timestamp": "2025-04-12T21:31:35.303Z", "action": "click", "action_argument": "quantity"}
{"timestamp": "2025-04-12T21:32:24.747Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-12T21:32:29.281Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-12T21:32:40.468Z", "action": "click", "action_argument": "product_option"}
<|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": ""}],
"cart_items": [{"title": "Yamaha Mixer-Unpowered, Multicolored, 10-Input (MG10X CV)", "asin": "B09SQB4BVX", "price": "$247.99", "quantity": "1"},
{"title": "The Power of Strangers: The Benefits of Connecting in a Suspicious World", "asin": "1984855778", "price": "$15.88", "quantity": "1"},
{"title": "The Art of Gathering: How We Meet and Why It Matters", "asin": "1594634920", "price": "$13.50", "quantity": "1"}],
"product_details": [{"asin": "B09SQB4BVX"},
{"title": "Yamaha Mixer-Unpowered, Multicolored, 10-Input (MG10X CV)"},
{"price": "$247.99"},
{"bullet_list": "10-Input Stereo Mixer with SPX digital effects Featuring studio-grade discrete class-A D-PRE preamps with inverted Darlington circuit - providing fat, natural sounding bass and smooth, soaring highs 3 band EQ and high pass filters give you maximum control and eliminate unwanted noise, resulting in a cleaner mix 1 knob compressors allow easy control resulting in livelier guitars, punchier bass lines, a tighter snare and a cleaner vocal sound MG Series mixers feature a rugged, impact resistant, powder coated metal chassis; Equivalent input noise 128 dBu, residual output noise 102 dBu Switchable +48V Phantom power"}],
"product_quantity": [{"quantity": "1"}],
"product_options": [{"Size": "6-input"},
{"Style": "Built-in Effects"}],
"promotion_items": [{"title": "XLR Cables, Microphone Cable 6ft 10 Pack, XLR Male to Female Gold-Plated 3-Pins 10 ...", "asin": "B0BDJZZYGG", "price": "$53.99", "quantity": ""},
{"title": "Pyle Professional Audio Mixer Sound Board Console - Desk System Interface with 6 Channel, USB, Bluetooth, Digital MP3 Computer Input, 48V Phantom Power, FX16 Bit DSP, Black - PMXU63BT", "asin": "B072HSWWK2", "price": "$82.00", "quantity": ""},
{"title": "BEZOKABLE 6ft XLR Microphone Cable - 10 Pack, Nylon Braided, Compatible with Microp...", "asin": "B0BB7S6S55", "price": "$53.99", "quantity": ""},
{"title": "GearIT XLR to XLR Microphone Cable (1 Feet, 10 Pack) XLR Male to Female Mic Cable 3-Pin Balanced Shielded XLR Cable for Mic Mixer, Recording Studio, Podcast - Multi Colored, 1Ft, 10 Pack", "asin": "B092VK4KK8", "price": "$41.48", "quantity": ""},
{"title": "Cable Matters 2-Pack Premium XLR to XLR Cables - 6ft, Male to Female Microphone Cable, Oxygen-Free Copper (OFC) Mic Cord, Black", "asin": "B00KO8VYMG", "price": "$17.99", "quantity": ""},
{"title": "Soundcraft Ui16 Remote-Controlled 16-Input Digital Mixer", "asin": "B00UBJNNYA", "price": "$559.00", "quantity": ""},
{"title": "BIFALE 1/4'' TRS to XLR Male Cable 10 FT 2Pack, Balanced Microphone Cable for Power Speaker, Mixer, Amplifier and More", "asin": "B0CGRHDDFW", "price": "$22.99", "quantity": ""},
{"title": "CableCreation XLR Microphone Cable, 6 FT XLR Male to XLR Female Balanced 3 PIN Mic Cables, Black", "asin": "B01JY29Z5A", "price": "$11.69", "quantity": ""},
{"title": "4 Channel Wireless Microphones System, Quad UHF Cordless Mic Set,4 * 40 Groups Meta...", "asin": "B0CRH8P5K6", "price": "$246.49", "quantity": ""},
{"title": "InnoGear Boom Arm Microphone Mic Stand for Blue Yeti HyperX QuadCast SoloCast Snowball Fifine Shure SM7B and other Mic, Medium", "asin": "B01L3LL95O", "price": "$16.59", "quantity": ""},
{"title": "PUPGSIS Gaming Audio Mixer, Audio Interface for PC/Podcast/Streaming, Sound Board w...", "asin": "B0DLK14FTY", "price": "$29.99", "quantity": ""},
{"title": "J&D 1/4\" Female to XLR Male Stereo Audio Cable, Balanced Quarter Inch TS/TRS to XLR 3 Pin Interconnect Cable, Nylon Braided, 1 ft, Red", "asin": "B0D7ZDQPB7", "price": "$6.99", "quantity": ""},
{"title": "Upgrade 2.4GHZ Wireless Guitar System Built-in Rechargeable Lithium Battery Wireles...", "asin": "B07L5B64RG", "price": "$34.76", "quantity": ""},
{"title": "Professional 6-Channel Audio Mixer, Phenyx Pro DJ Sound Mixer Board w/Flexible AUX, BUS, SUB Routing, 16 DSP, BT Streaming & USB-B PC Recording, Mixing Console for Stage, Home Studio (PTL-600)", "asin": "B0D6YY9LJ8", "price": "$207.99", "quantity": ""},
{"title": "eKids Moana 2 Karaoke Microphone for Kids, Bluetooth Microphone Includes Built-in Music and Light Show, Designed for Fans of Moana Toys", "asin": "B0DHWGW42D", "price": "$23.99", "quantity": ""},
{"title": "Wireless Lavalier Microphone for iPhone/Android/iPad/Laptop with Charging Case, AI ...", "asin": "B0DBYF2ZY9", "price": "$89.99", "quantity": ""},
{"title": "GearIT XLR to XLR Microphone Cable (100 Feet, 1 Pack) XLR Male to Female Mic Cable 3-Pin Balanced Shielded XLR Cable for Mic Mixer, Recording Studio, Podcast - Black, 100Ft, 1 Pack", "asin": "B092VGJSHJ", "price": "$42.98", "quantity": ""},
{"title": "Hollyland Lark M2S Wireless Microphone with USB-C Plug for iPhone 15/16 and Android, Titanium Clip, Plug-and-Play, Noise Cancelling, 300m Range, 27H Battery Life for Vlogging, YouTube", "asin": "B0DNQ8CLXR", "price": "$119.00", "quantity": ""},
{"title": "BEZOKABLE 6ft XLR Microphone Cable - 10 Pack, Nylon Braided, Compatible with Microp...", "asin": "B0BB7S6S55", "price": "$53.99", "quantity": ""},
{"title": "Wireless XLR Microphone Transmitter and Receiver, Arvitek UHF Wireless Microphone S...", "asin": "B0D7HFCBM2", "price": "$59.99", "quantity": ""},
{"title": "SE ELECTRONICS - V7 Mic Capsule for Shure Wireless - Black", "asin": "B07N6PD1J4", "price": "$119.00", "quantity": ""}],
"comparison_items": [{"title": "Yamaha Mixer-Unpowered, Multicolored, 10-Input (MG10X CV)", "asin": "B09SQB4BVX", "price": "$247.99"},
{"title": "Pyle Professional Audio Mixer Sound Board Console - Desk System Interface with 6 Channel, USB, Bluetooth, Digital MP3 Computer Input, 48V Phantom Power, FX16 Bit DSP, Black - PMXU63BT", "asin": "B072HSWWK2", "price": "$82.00"},
{"title": "Mackie ProFX10v3 10-channel Mixer with USB and Effects", "asin": "B07X8Z1BRG", "price": "$259.85"},
{"title": "Pyle Professional Audio Mixer Sound Board Console System - Interface 4 Channel Digital USB Bluetooth MP3 Computer Input 48V Phantom Power Stereo DJ Studio Streaming FX 16-Bit DSP processor - PMXU43BT", "asin": "B071L66DD8", "price": "$69.95"},
{"title": "Yamaha MG12XU 12-channel Mixer with USB and Effects", "asin": "B00I0Q8IX2", "price": "$397.99"},
{"title": "Yamaha AG03MK2 Black 6-Channel Live Streaming Loopback Mixer/USB Interface with Steinberg Software Suite", "asin": "B09VTKC91H", "price": "$161.01"}]
<|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": "2025-04-12T21:33:21.124Z", // 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": "2025-04-12T21:20:03.946Z", "action": "input", "action_argument": "ts7200"}
{"timestamp": "2025-04-12T21:20:04.154Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-12T21:20:08.337Z", "action": "input", "action_argument": "ts7200 mic"}
{"timestamp": "2025-04-12T21:20:08.570Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-12T21:20:56.477Z", "action": "input", "action_argument": "shure sm"}
{"timestamp": "2025-04-12T21:20:56.564Z", "action": "click", "action_argument": "suggested_term"}
{"timestamp": "2025-04-12T21:21:44.499Z", "action": "click_product", "action_argument": "B000CZ0R42"}
{"timestamp": "2025-04-12T21:22:11.678Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-12T21:22:51.162Z", "action": "click_product", "action_argument": "B0000AQRSU"}
{"timestamp": "2025-04-12T21:26:01.941Z", "action": "input", "action_argument": "shure sm58"}
{"timestamp": "2025-04-12T21:26:23.269Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-12T21:26:27.019Z", "action": "click_product", "action_argument": "B08NDBQM5W"}
{"timestamp": "2025-04-12T21:31:08.726Z", "action": "click_product", "action_argument": "B07SHWYDVQ"}
{"timestamp": "2025-04-12T21:31:35.303Z", "action": "click", "action_argument": "quantity"}
{"timestamp": "2025-04-12T21:32:24.747Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-12T21:32:29.281Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-12T21:32:40.468Z", "action": "click", "action_argument": "product_option"}
<|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": ""}],
"cart_items": [{"title": "Yamaha Mixer-Unpowered, Multicolored, 10-Input (MG10X CV)", "asin": "B09SQB4BVX", "price": "$247.99", "quantity": "1"},
{"title": "The Power of Strangers: The Benefits of Connecting in a Suspicious World", "asin": "1984855778", "price": "$15.88", "quantity": "1"},
{"title": "The Art of Gathering: How We Meet and Why It Matters", "asin": "1594634920", "price": "$13.50", "quantity": "1"}],
"product_details": [{"asin": "B09SQB4BVX"},
{"title": "Yamaha Mixer-Unpowered, Multicolored, 10-Input (MG10X CV)"},
{"price": "$247.99"},
{"bullet_list": "10-Input Stereo Mixer with SPX digital effects Featuring studio-grade discrete class-A D-PRE preamps with inverted Darlington circuit - providing fat, natural sounding bass and smooth, soaring highs 3 band EQ and high pass filters give you maximum control and eliminate unwanted noise, resulting in a cleaner mix 1 knob compressors allow easy control resulting in livelier guitars, punchier bass lines, a tighter snare and a cleaner vocal sound MG Series mixers feature a rugged, impact resistant, powder coated metal chassis; Equivalent input noise 128 dBu, residual output noise 102 dBu Switchable +48V Phantom power"}],
"product_quantity": [{"quantity": "1"}],
"product_options": [{"Size": "6-input"},
{"Style": "Built-in Effects"}],
"promotion_items": [{"title": "XLR Cables, Microphone Cable 6ft 10 Pack, XLR Male to Female Gold-Plated 3-Pins 10 ...", "asin": "B0BDJZZYGG", "price": "$53.99", "quantity": ""},
{"title": "Pyle Professional Audio Mixer Sound Board Console - Desk System Interface with 6 Channel, USB, Bluetooth, Digital MP3 Computer Input, 48V Phantom Power, FX16 Bit DSP, Black - PMXU63BT", "asin": "B072HSWWK2", "price": "$82.00", "quantity": ""},
{"title": "BEZOKABLE 6ft XLR Microphone Cable - 10 Pack, Nylon Braided, Compatible with Microp...", "asin": "B0BB7S6S55", "price": "$53.99", "quantity": ""},
{"title": "GearIT XLR to XLR Microphone Cable (1 Feet, 10 Pack) XLR Male to Female Mic Cable 3-Pin Balanced Shielded XLR Cable for Mic Mixer, Recording Studio, Podcast - Multi Colored, 1Ft, 10 Pack", "asin": "B092VK4KK8", "price": "$41.48", "quantity": ""},
{"title": "Cable Matters 2-Pack Premium XLR to XLR Cables - 6ft, Male to Female Microphone Cable, Oxygen-Free Copper (OFC) Mic Cord, Black", "asin": "B00KO8VYMG", "price": "$17.99", "quantity": ""},
{"title": "Soundcraft Ui16 Remote-Controlled 16-Input Digital Mixer", "asin": "B00UBJNNYA", "price": "$559.00", "quantity": ""},
{"title": "BIFALE 1/4'' TRS to XLR Male Cable 10 FT 2Pack, Balanced Microphone Cable for Power Speaker, Mixer, Amplifier and More", "asin": "B0CGRHDDFW", "price": "$22.99", "quantity": ""},
{"title": "CableCreation XLR Microphone Cable, 6 FT XLR Male to XLR Female Balanced 3 PIN Mic Cables, Black", "asin": "B01JY29Z5A", "price": "$11.69", "quantity": ""},
{"title": "4 Channel Wireless Microphones System, Quad UHF Cordless Mic Set,4 * 40 Groups Meta...", "asin": "B0CRH8P5K6", "price": "$246.49", "quantity": ""},
{"title": "InnoGear Boom Arm Microphone Mic Stand for Blue Yeti HyperX QuadCast SoloCast Snowball Fifine Shure SM7B and other Mic, Medium", "asin": "B01L3LL95O", "price": "$16.59", "quantity": ""},
{"title": "PUPGSIS Gaming Audio Mixer, Audio Interface for PC/Podcast/Streaming, Sound Board w...", "asin": "B0DLK14FTY", "price": "$29.99", "quantity": ""},
{"title": "J&D 1/4\" Female to XLR Male Stereo Audio Cable, Balanced Quarter Inch TS/TRS to XLR 3 Pin Interconnect Cable, Nylon Braided, 1 ft, Red", "asin": "B0D7ZDQPB7", "price": "$6.99", "quantity": ""},
{"title": "Upgrade 2.4GHZ Wireless Guitar System Built-in Rechargeable Lithium Battery Wireles...", "asin": "B07L5B64RG", "price": "$34.76", "quantity": ""},
{"title": "Professional 6-Channel Audio Mixer, Phenyx Pro DJ Sound Mixer Board w/Flexible AUX, BUS, SUB Routing, 16 DSP, BT Streaming & USB-B PC Recording, Mixing Console for Stage, Home Studio (PTL-600)", "asin": "B0D6YY9LJ8", "price": "$207.99", "quantity": ""},
{"title": "eKids Moana 2 Karaoke Microphone for Kids, Bluetooth Microphone Includes Built-in Music and Light Show, Designed for Fans of Moana Toys", "asin": "B0DHWGW42D", "price": "$23.99", "quantity": ""},
{"title": "Wireless Lavalier Microphone for iPhone/Android/iPad/Laptop with Charging Case, AI ...", "asin": "B0DBYF2ZY9", "price": "$89.99", "quantity": ""},
{"title": "GearIT XLR to XLR Microphone Cable (100 Feet, 1 Pack) XLR Male to Female Mic Cable 3-Pin Balanced Shielded XLR Cable for Mic Mixer, Recording Studio, Podcast - Black, 100Ft, 1 Pack", "asin": "B092VGJSHJ", "price": "$42.98", "quantity": ""},
{"title": "Hollyland Lark M2S Wireless Microphone with USB-C Plug for iPhone 15/16 and Android, Titanium Clip, Plug-and-Play, Noise Cancelling, 300m Range, 27H Battery Life for Vlogging, YouTube", "asin": "B0DNQ8CLXR", "price": "$119.00", "quantity": ""},
{"title": "BEZOKABLE 6ft XLR Microphone Cable - 10 Pack, Nylon Braided, Compatible with Microp...", "asin": "B0BB7S6S55", "price": "$53.99", "quantity": ""},
{"title": "Wireless XLR Microphone Transmitter and Receiver, Arvitek UHF Wireless Microphone S...", "asin": "B0D7HFCBM2", "price": "$59.99", "quantity": ""},
{"title": "SE ELECTRONICS - V7 Mic Capsule for Shure Wireless - Black", "asin": "B07N6PD1J4", "price": "$119.00", "quantity": ""}],
"comparison_items": [{"title": "Yamaha Mixer-Unpowered, Multicolored, 10-Input (MG10X CV)", "asin": "B09SQB4BVX", "price": "$247.99"},
{"title": "Pyle Professional Audio Mixer Sound Board Console - Desk System Interface with 6 Channel, USB, Bluetooth, Digital MP3 Computer Input, 48V Phantom Power, FX16 Bit DSP, Black - PMXU63BT", "asin": "B072HSWWK2", "price": "$82.00"},
{"title": "Mackie ProFX10v3 10-channel Mixer with USB and Effects", "asin": "B07X8Z1BRG", "price": "$259.85"},
{"title": "Pyle Professional Audio Mixer Sound Board Console System - Interface 4 Channel Digital USB Bluetooth MP3 Computer Input 48V Phantom Power Stereo DJ Studio Streaming FX 16-Bit DSP processor - PMXU43BT", "asin": "B071L66DD8", "price": "$69.95"},
{"title": "Yamaha MG12XU 12-channel Mixer with USB and Effects", "asin": "B00I0Q8IX2", "price": "$397.99"},
{"title": "Yamaha AG03MK2 Black 6-Channel Live Streaming Loopback Mixer/USB Interface with Steinberg Software Suite", "asin": "B09VTKC91H", "price": "$161.01"}]
<|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": "2025-04-12T21:33:21.124Z", // 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>
