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OpenAPI Specification

openapi: 3.2.0
info:
  title: MoneyGram Transactions API
  version: '2026-10-15'
  description: 'GENERATED FROM DOCUMENTATION by API Evangelist on 2026-10-15: 12 operation(s) read from 11 public documentation page(s) (each operation names its page in x-source). This is not the provider''s published contract; MoneyGram has published no machine-readable contract that the pipeline could find. Engine: local.'
  x-evidence-tiers:
    code-example: 4
    documentation: 8
    pages-with-code: 6
    pages-read: 11
  x-generated-from: documentation
  x-provenance: generated
  x-authored-by: API Evangelist
  x-generated: '2026-10-15'
  x-generator: generate-contract-from-docs.py
  x-engine: local
  x-sources:
  - https://developer.moneygram.com/moneygram-developer/docs/fxrate-api
  - https://developer.moneygram.com/moneygram-developer/docs/o-auth-api
  - https://developer.moneygram.com/moneygram-developer/docs/transfer-api
  - https://developer.moneygram.com/moneygram-developer/docs/status-webhook-api
  - https://developer.moneygram.com/moneygram-developer/docs/transfer-funds-api
  - https://developer.moneygram.com/moneygram-developer/docs/account-validate-api
  - https://developer.moneygram.com/moneygram-developer/docs/reference-data-api-overview
  - https://developer.moneygram.com/moneygram-developer/recipes/reference-data-retrieve-countries-200-ok
  - https://developer.moneygram.com/moneygram-developer/recipes/amend-retrieve-by-reference-number-200-ok
  - https://developer.moneygram.com/moneygram-developer/recipes/reference-data-retrieve-countries-headers
  - https://developer.moneygram.com/moneygram-developer/recipes/reference-data-retrieve-currencies-200-ok
servers:
- url: https://sandboxapi.moneygram.com
security:
- bearer: []
tags:
- name: Transactions
paths:
  /transactions/{mgitransactionid}/status:
    put:
      operationId: put_transactions_mgitransactionid_status
      tags:
      - Transactions
      summary: The MoneyGram Status Webhook enables Account Deposit partners to asynchronously…
      x-source: https://developer.moneygram.com/moneygram-developer/docs/status-webhook-api
      parameters:
      - name: mgitransactionid
        in: path
        required: true
        schema:
          type: string
      - name: Content-Type
        in: header
        required: true
        schema:
          type: string
        description: application/json
      - name: Authorization
        in: header
        required: true
        schema:
          type: string
        description: Basic base64(username:password)
      - name: X-MG-ClientRequestId
        in: header
        required: false
        schema:
          type: string
        description: UUID (max 64 chars). Must be unique within a single session for unique requests.
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/PutTransactionsMgitransactionidStatusRequest'
      responses:
        '200':
          description: Success (status as documented)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PutTransactionsMgitransactionidStatusResponse'
      x-evidence:
        kind: documentation
components:
  schemas:
    PutTransactionsMgitransactionidStatusResponse:
      type: object
      properties:
        status:
          type: string
          description: Status of the update operation, e.g. SUCCESS.
        message:
          type: string
          description: Human-readable success message.
        mgiTransactionId:
          type: string
          description: MoneyGram Transaction ID that was updated.
        requestId:
          type: string
          description: Server-generated correlation ID.
        timestamp:
          type: string
          description: UTC timestamp (ISO 8601) when the update was processed.
    PutTransactionsMgitransactionidStatusRequest:
      type: object
      properties:
        partnerTransactionId:
          type: string
          description: 'Partner''s unique transaction identifier. If the partner uses the MoneyGram transaction ID, pass the same value here. Pattern: ^[A-Za-z0-9_\-]{1,50}$ . Also serves as the idempotency key.'
        reasonCode:
          type: string
          description: Reason code for the transaction status. Must be a valid 5-digit code from the published catalog.
        partnerReasonMessage:
          type: string
          description: Partner's free-text reason message or description, for audit and logging.
      required:
      - partnerTransactionId
      - reasonCode
      - partnerReasonMessage
  securitySchemes:
    bearer:
      type: http
      scheme: bearer