> ## Documentation Index > Fetch the complete documentation index at: https://docs.gate.com/llms.txt > Use this file to discover all available pages before exploring further. # Query Product Details > Query product details ## Overview This page documents the `POST /merchant/open/v1/pay/merchant/product/queryOne` endpoint. The full schema, parameters, and examples are rendered from the linked OpenAPI definition above. ## Notes * Authentication uses the standard GatePay signed headers. * This page documents the standard merchant endpoint. * For shared signing rules, see [/api-reference/version/100/en/common/securityAndSignature](/api-reference/version/100/en/common/securityAndSignature). ## OpenAPI ````yaml /api-reference/version/100/en/openapi/subscription/productQueryOne-openapi.json POST /merchant/open/v1/pay/merchant/product/queryOne openapi: 3.1.0 info: title: GatePay API description: GatePay Payment Platform API Documentation license: name: MIT version: 1.0.0 servers: - url: https://openplatform.gateapi.io security: [] paths: /merchant/open/v1/pay/merchant/product/queryOne: post: summary: Query Product Detail description: Query product details parameters: - $ref: '#/components/parameters/X-GatePay-Certificate-ClientId' - $ref: '#/components/parameters/X-GatePay-Signature' - $ref: '#/components/parameters/X-GatePay-Timestamp' - $ref: '#/components/parameters/X-GatePay-Nonce' requestBody: description: Query product details request parameters content: application/json: schema: $ref: '#/components/schemas/QueryProductRequest' examples: basicExample: summary: Basic Example value: merchantProductNo: '70778357377269765' required: true responses: '200': description: Query product details successful content: application/json: schema: $ref: '#/components/schemas/CreateProductResponse' examples: successResponse: summary: Success Response value: success: 'true' code: '0' message: '' data: merchantProductNo: QJDC productNo: '70778357377269765' productName: Qingju Bike productDesc: Qingju Bike Membership productLogo: >- https://s3.ap-northeast-1.amazonaws.com/gimg.gateimg.com/image/1627288/fe48d444c1943d65fb0125d766a7124d277f52d7112eebe6df47e321bafda073.jpg status: ACTIVE createTime: 1773988434402 updateTime: 1773988434402 priceList: - merchantPriceNo: QJDC_1 priceNo: '70778357377269766' productNo: '70778357377269765' priceName: Monthly Plan priceDesc: Monthly priceType: FIX_AMOUNT payChannels: - channel: GATEPAY status: ACTIVE amountType: crypto cryptoCurrency: USDT cryptoAmount: 0.01 fiatCurrency: '' fiatAmount: null period: MONTH interval: 2 promoConfigType: NONE promoAmount: null promoRate: null status: ACTIVE createTime: 1773988434402 updateTime: 1773988434402 components: parameters: X-GatePay-Certificate-ClientId: name: X-GatePay-Certificate-ClientId in: header required: true description: Merchant client ID, obtained from GatePay platform application schema: type: string example: 4186d0c6-6a35-55a9-8dc6-5312769dbff8 X-GatePay-Signature: name: X-GatePay-Signature in: header required: true description: HMAC-SHA256 signature, used to verify request legitimacy schema: type: string example: >- 672d5650dcc9bb22ebf25fa16c28d03c0e159d742a9176d4340a5da326d75dc8a2ec24c97fa6fc5d1533dd6e968863747e1d86a45e562cbe899f9ed7e9ca7f77 X-GatePay-Timestamp: name: X-GatePay-Timestamp in: header required: true description: >- Timestamp (milliseconds), time difference with server cannot exceed 5 minutes schema: type: string example: '1672905655498' X-GatePay-Nonce: name: X-GatePay-Nonce in: header required: true description: Random number, used to prevent replay attacks schema: type: string example: '9578' schemas: QueryProductRequest: type: object required: - merchantProductNo properties: merchantProductNo: type: string description: Product code example: MPROD_20240312_001 CreateProductResponse: type: object properties: code: type: string description: Response code, success is "0" example: '0' message: type: string description: Error reason returned on failure example: '' success: type: string description: true (success) / false (failure) example: 'true' data: type: object description: Product information properties: merchantProductNo: type: string description: Product code example: MPROD_20240312_001 productNo: type: string description: Product unique number example: SPROD_10000001 merchantId: type: integer format: int64 description: Merchant ID example: 10001 productName: type: string description: Product name example: Premium Membership Subscription productDesc: type: string description: Product description example: Annual Premium Membership Service productLogo: type: string description: Product image example: https://www.example.com/images/product_logo.png createTime: type: integer format: int64 description: Creation time example: 1710230400000 updateTime: type: integer format: int64 description: Update time example: 1710230500000 priceList: type: array description: Price list items: type: object properties: merchantPriceNo: type: string description: Price number example: MPRICE_20240312_001 priceNo: type: string description: Price unique number example: SPRICE_10000001 productNo: type: string description: Product unique number example: SPROD_10000001 priceName: type: string description: Price name example: Annual Subscription priceDesc: type: string description: Price description example: Annual automatic deduction priceType: type: string description: >- Price model. FIX_AMOUNT: Fixed amount deduction, ACCOUNT_AUTH: Account authorization payment enum: - FIX_AMOUNT - ACCOUNT_AUTH example: FIX_AMOUNT payChannels: type: array description: Payment channels items: type: object properties: channel: type: string description: >- Channel name. GATEPAY: GatePay payment channel, WEB3: Web3 payment channel enum: - GATEPAY - WEB3 example: GATEPAY status: type: string description: >- Channel status. ACTIVE: Available, INACTIVE: Not available enum: - ACTIVE - INACTIVE example: ACTIVE amountType: type: string description: Merchant pricing method example: CRYPTO cryptoCurrency: type: string description: Currency example: USDT cryptoAmount: type: number format: double description: Amount example: 100 fiatCurrency: type: string description: Fiat currency example: USD fiatAmount: type: number format: double description: Fiat amount example: 100 exchangeRate: type: number format: double description: Exchange rate example: 6.85 period: type: string description: Billing period example: MONTH interval: type: integer description: Billing interval example: 1 promoConfigType: type: string description: Promotion type example: DISCOUNT promoAmount: type: number format: double description: >- First period promotional amount (actual payment amount after discount, e.g., 10 if paying 10USDT after discount) example: 10 promoRate: type: number format: double description: >- First period promotional discount (e.g., 0.1 if paying 10USDT after 90% discount on 100USDT) example: 0.1 createTime: type: integer format: int64 description: Creation time example: 1710230400000 updateTime: type: integer format: int64 description: Update time example: 1710230500000 ````