> ## Documentation Index
> Fetch the complete documentation index at: https://docs.caibo.digital/llms.txt
> Use this file to discover all available pages before exploring further.

# H2H Payment Refund

> Process H2H payment refund endpoint



## OpenAPI

````yaml GET /payments/h2h/refund/{transactionId}
openapi: 3.0.4
info:
  title: FinHub API
  description: >-
    FinHub API provides services for the Caibo platform to support client's
    applications
  version: v1
servers:
  - url: https://apay.caibo.digital
    description: Caibo APay server (Test and Production share base; method IDs differ)
security: []
paths:
  /payments/h2h/refund/{transactionId}:
    get:
      tags:
        - Payments
      parameters:
        - name: transactionId
          in: path
          required: true
          schema:
            type: string
      responses:
        '200':
          description: OK
        '400':
          description: Bad Request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ProblemDetails'
        '404':
          description: Not Found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ProblemDetails'
        '422':
          description: Unprocessable Content
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ProblemDetails'
        '424':
          description: Failed Dependency
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ProblemDetails'
components:
  schemas:
    ProblemDetails:
      type: object
      properties:
        type:
          type: string
          nullable: true
        title:
          type: string
          nullable: true
        status:
          type: integer
          format: int32
          nullable: true
        detail:
          type: string
          nullable: true
        instance:
          type: string
          nullable: true
      additionalProperties: {}

````