openapi: 3.2.0
info:
  title: P2 P Messaging Sync API
  description: '## Introduction

    The P2PMessagingSync API is a B2B SMP APIs used to exchange the following Peer-to-Peer information via the e-Hub:

    - Free-form information

    - Documents (also called Attachments). The P2PMessagingSync API supports exchange of the following attachment types (configurable): pdf, csv, jpeg, jpe, jpg, gif, zip & txt. In future, this API will support additional attachment types.


    For details on how to get access and business rules for this API:


    <a href="/api-docs"><img src="./files/ViewAPIDocsButton.png" alt="View API Docs" /></a>'
  version: '3.0'
  x-origin:
  - format: openapi
    source: AEMO API Management developer portal
    url: https://dev.aemo.com.au/developer/apis/p2pmessaging-sync-v1/operations?api-version=2022-04-01-preview
servers:
- url: https://api-prd.aemo.local/ws/P2PMessagingSync
security:
- {}
- apiKeyHeader: []
- apiKeyQuery: []
tags:
- name: P2PMessagingSync
  description: Introduction
paths:
  /messages:
    post:
      operationId: usedToExchangeFreeFormDataAndOrAttachments
      summary: Used to exchange free-form data and/or attachments
      tags:
      - P2PMessagingSync
      description: Used to exchange free-form data and/or attachments
      parameters:
      - name: messageContextID.
        in: header
        required: true
        schema:
          type: string
        description: "Message ID defined by the Participant. \nThe messageContextID is used in the following ways:\n1. To provide a contextID for the message exchange. The participant/e-Hub uses the contextID of the original request when delivering its corresponding MACK(s).\n2. If the Recipient is on FTP, the filename is set to <messageContextID>.zip.\n3. The name of the archive files is set to <messageContextID>.zip.\n4. To provide context to the failure messages to be returned where the incoming payload is unreadable such as, the payload is schema invalid.\n\nFormat of is: <b> [TransactionGroup 0-9_a-z]{1,4} + [Priority h|m|l] + \"_\" + [FromParticipantID]{1,10} + \"_\" + [0-9_a-z]{1,18} </b>\n\n<b>NOTE: Transaction Group ‘PTPE’ will be used to exchange free form information and/or attachments between the participants</b>"
      responses:
        '200':
          description: aseXML hub Acknowledgement (status = ‘Accept’) will be sent
          content:
            application/xml:
              example: <_x0032_00APIResponseResponse-xml></_x0032_00APIResponseResponse-xml>
        '400':
          description: This response is provided when the submitted payload cannot be passed successfully.
        '404':
          description: This response is provided when the resource name missing from URL or is invalid.
        '405':
          description: This response is provided when the method is not POST
        '429':
          description: This response is provided when the throttling limits are reached.
        '500':
          description: This response is provided when any unforeseen error is encountered, such as; Certificate/key do not match or incorrect or e-Hub/API/downstream service is not available or Malformed payload.
components:
  securitySchemes:
    apiKeyHeader:
      type: apiKey
      name: x-eHub-APIKey
      in: header
    apiKeyQuery:
      type: apiKey
      name: subscription-key
      in: query