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OpenAPI Specification

openapi: 3.2.0
info:
  title: Validate VPA API
  description: 'This explorer allows merchants to evaluate APIs that are available in the BillDesk Payment Gateway API suite.

    - Only HMAC authentication is supported.

    - All APIs are RESTful and resource oriented.

    - Servers listed are applicable for the API explorer only.'
  contact:
    name: API Support
    url: https://www.billdesk.com/helpcenter.htm
    email: support@billdesk.com
  version: '2.5'
servers:
- url: https://uat1.billdesk.com/u2
  description: UAT server
- url: https://api.billdesk.com
  description: PROD server
tags:
- name: Validate VPA
paths:
  /payments/ve1_2/upi/validatevpa:
    post:
      summary: Validate VPA
      operationId: validatVPA
      responses:
        '200':
          description: OK
          headers:
            BD-Traceid:
              schema:
                type: string
              description: BD-TraceID is a unique identifier passed by the merchant to ensure request idempotency. Requests with identical BD-TraceID within a 24 hour window would fail.
            Content-Type:
              schema:
                type: string
              description: Request Content-Type to take the values application/jose
            Accept:
              schema:
                type: string
              description: Accept Response Content-Type to take the values application/jose
          content:
            application/json:
              schema:
                type: object
                properties:
                  'objectid ':
                    $ref: '#/components/schemas/Objectid'
                  mercid:
                    $ref: '#/components/schemas/Mercid'
                  orderid:
                    $ref: '#/components/schemas/Orderid'
                  payer_name:
                    type: string
                    description: VPA account holder’s name
                  validation_status:
                    type: string
                    description: Validation Status
                    enum:
                    - success
                    - failed
                  verification_error_code:
                    $ref: '#/components/schemas/Error_code'
                  verification_error_type:
                    $ref: '#/components/schemas/Error_type'
                  verification_error_desc:
                    $ref: '#/components/schemas/Error_desc'
                  upi:
                    $ref: '#/components/schemas/Upi-response'
                  createdon:
                    $ref: '#/components/schemas/Createdon'
        '403':
          description: Forbidden
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error-object'
              examples:
                Forbidden:
                  $ref: '#/components/examples/403-error'
          headers:
            BD-Traceid:
              schema:
                type: string
              description: BD-TraceID is a unique identifier passed by the merchant to ensure request idempotency. Requests with identical BD-TraceID within a 24 hour window would fail.
            Content-Type:
              schema:
                type: string
              description: Request Content-Type to take the values application/jose
            Accept:
              schema:
                type: string
              description: Accept Response Content-Type to take the values application/jose
        '500':
          description: Internal Server Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error-object'
              examples:
                Internal server error:
                  $ref: '#/components/examples/500-error'
          headers:
            BD-Traceid:
              schema:
                type: string
              description: BD-TraceID is a unique identifier passed by the merchant to ensure request idempotency. Requests with identical BD-TraceID within a 24 hour window would fail.
            Content-Type:
              schema:
                type: string
              description: Request Content-Type to take the values application/jose
            Accept:
              schema:
                type: string
              description: Accept Response Content-Type to take the values application/jose
      description: This API can be used to verify the VPA (Virtual Payment Address) for the upi payment method.
      parameters:
      - $ref: '#/components/parameters/bdTraceId'
      - $ref: '#/components/parameters/bdTimeStamp'
      - $ref: '#/components/parameters/Content-Type'
      - $ref: '#/components/parameters/Accept'
      requestBody:
        content:
          application/json:
            schema:
              type: object
              properties:
                mercid:
                  $ref: '#/components/schemas/Mercid'
                'orderid ':
                  $ref: '#/components/schemas/Orderid'
                'payment_method_type ':
                  type: string
                  description: Represents the method of payment, will be fixed value upi
                  enum:
                  - upi
                upi:
                  $ref: '#/components/schemas/Upi'
              required:
              - mercid
              - 'orderid '
              - 'payment_method_type '
              - upi
            examples: {}
      tags:
      - Validate VPA
components:
  schemas:
    Upi:
      type: object
      x-stoplight:
        id: 5964437f54f97
      x-examples:
        Example 1:
          vpa: testvpa@abc
      properties:
        vpa:
          type: string
          description: Virtual Payment Address
          pattern: ^[a-zA-Z0-9][a-zA-Z0-9\\.\\-\\_]{2,38}\\@[a-zA-Z0-9]{3,20}$
          example: abc@okbank
      description: Required when payment_method_type = upi and txn_process_type = collect
    Error-object:
      type: object
      properties:
        status:
          type: integer
          description: This will be same as HTTP response code
        error_type:
          type: string
          description: This indicates of the category of errors that could be encountered, for e.g. validation_error, api_connection_error, etc.
        error_code:
          type: string
          description: Under the error_type, there could be different error_codes that could be returned depending upon the API and the underlying interaction
        message:
          type: string
          description: More details as a description for the error_code
    Mercid:
      title: mercid
      x-stoplight:
        id: 43ns25lu1fyuc
      type: string
      pattern: ^[A-Za-z0-9]{1,10}$
      example: BDMERCID
      description: Unique identifier as defined by BillDesk for each merchant
    Orderid:
      title: orderid
      x-stoplight:
        id: lmwrwf7xn6wq8
      type: string
      description: Unique ID generated by the merchant for each request
      pattern: ^[-/~A-Za-z0-9\_ \:.,#@!\\*\\+]{1,120}$
      example: TEST0000009005
    Error_type:
      title: error_type
      x-stoplight:
        id: snpogojwqc0aq
      type: string
      description: Represents the error type for the response
    Upi-response:
      type: object
      x-examples:
        Example 1:
          upi:
            vpa: billdesk@upi
            masked_vpa: xxxxxx@upi
      title: upi-response
      description: Response of upi object in case of upi collect flow
      properties:
        upi:
          type: object
          properties:
            vpa:
              type: string
              description: unmasked value of vpa
            masked_vpa:
              type: string
              description: masked value of vpa
    Error_desc:
      title: error_desc
      x-stoplight:
        id: uyor3loffwtew
      type: string
      description: Represents the error description for the response
    Createdon:
      title: createdon
      x-stoplight:
        id: k3ewegvbimz0g
      type: string
      description: object creation timestamp
      format: date-time
    Objectid:
      title: objectid
      x-stoplight:
        id: bbwm8bhhbqd4r
      type: string
      description: 'String representing the object''s type. Objects of the same type share the same value. '
      enum:
      - transaction
      - authentication
      - mandate
      - invoice
      - cardaccount
      - validatevpa
      - dispute
      - settlement
      - altid
      - mandate_token
      - accountvalidation
    Error_code:
      title: error_code
      x-stoplight:
        id: 2grhtze0qf6ob
      type: string
      description: Represents the error code for the response
  parameters:
    Accept:
      name: Accept
      in: header
      required: true
      schema:
        type: string
        example: application/jose
      description: Accept Response Content-Type to take the values application/jose
    Content-Type:
      name: Content-Type
      in: header
      required: true
      schema:
        type: string
        example: application/json
      description: Request Content-Type to take the values application/jose
    bdTraceId:
      in: header
      name: BD-Traceid
      description: BD-TraceID is a unique identifier passed by the merchant to ensure request idempotency. Requests with identical BD-TraceID within a 24 hour window would fail.
      required: true
      schema:
        type: string
        example: '20201203182838'
    bdTimeStamp:
      in: header
      name: BD-Timestamp
      description: Request timestamp to identify date and time of origin of request. Example, a value of BD-Timestamp 20210113180403 identifies the request to have originated on 13th January 2021 at 06:04:03 PM.
      required: true
      schema:
        type: string
        example: '20201203182838'
  examples:
    500-error:
      value:
        status: 500
        error_type: api_processing_error
        error_code: AUAPE0001
        message: Internal server error
    403-error:
      value:
        status: 403
        error_type: inaccessable_resource_error
        error_code: GNIAE0002
        message: Access forbidden
x-stoplight:
  id: 4xc6m4o59p67m
x-samples-languages:
- shell
- json
- node
- java
- csharp
x-provenance:
  method: searched
  source: https://docs.billdesk.io/reference
  harvested: '2026-10-14'
  tool: harvest-readme-openapi.py
  note: Assembled verbatim from the OpenAPI definition ReadMe embeds in each operation page of the provider's developer portal; paths and components merged by API title, nothing authored.
  assembled_from:
  - https://docs.billdesk.io/reference/validatvpa.md
  merge:
    pages: 1
    deduped: 0
    conflicts_kept_first: 0