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

# Submit A2P campaign registration



## OpenAPI

````yaml post /agency/twilio/a2p-campaign-registration
openapi: 3.0.0
info:
  title: ClearTalk API
  description: The ClearTalk API Documentation
  version: '1.0'
  contact:
    name: Developer Support
    email: devsupport@cleartalk.ai
servers:
  - url: https://api.cleartalk.ai
    description: ClearTalk AI API Server
security: []
tags: []
paths:
  /agency/twilio/a2p-campaign-registration:
    post:
      tags:
        - Twilio
      summary: Submit A2P campaign registration
      operationId: TwilioController_submitA2PCampaignRegistration
      parameters: []
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/A2PCampaignRegistrationDto'
      responses:
        '201':
          description: A2P campaign registration submitted successfully
          content:
            application/json:
              schema:
                type: object
                properties:
                  sid:
                    type: string
                    description: Campaign SID
                  account_sid:
                    type: string
                    description: Account SID
                  messaging_service_sid:
                    type: string
                    description: Messaging service SID
                  brand_registration_sid:
                    type: string
                    description: Brand registration SID
                  campaign_id:
                    type: string
                    description: Campaign ID
                  campaign_status:
                    type: string
                    description: Campaign status
                  opt_in_message:
                    type: string
                    description: Opt-in message
                  opt_out_message:
                    type: string
                    description: Opt-out message
                  help_message:
                    type: string
                    description: Help message
                  opt_in_keywords:
                    description: Opt-in keywords
                    type: array
                    items:
                      type: string
                  opt_out_keywords:
                    description: Opt-out keywords
                    type: array
                    items:
                      type: string
                  help_keywords:
                    description: Help keywords
                    type: array
                    items:
                      type: string
                  date_created:
                    type: string
                    description: Creation date
                  date_updated:
                    type: string
                    description: Last update date
                  url:
                    type: string
                    description: Resource URL
        '400':
          description: Bad request - invalid input data
        '401':
          description: Unauthorized
        '500':
          description: Internal server error
      security:
        - apiKey: []
components:
  schemas:
    A2PCampaignRegistrationDto:
      type: object
      properties:
        brandRegistrationSid:
          type: string
          description: Brand registration SID
        messagingServiceSid:
          type: string
          description: Messaging service SID
        campaignId:
          type: string
          description: Campaign ID
        optInMessage:
          type: string
          description: Opt-in message
        optOutMessage:
          type: string
          description: Opt-out message
        helpMessage:
          type: string
          description: Help message
        optInKeywords:
          description: Opt-in keywords
          type: array
          items:
            type: string
        optOutKeywords:
          description: Opt-out keywords
          type: array
          items:
            type: string
        helpKeywords:
          description: Help keywords
          type: array
          items:
            type: string
      required:
        - brandRegistrationSid
        - messagingServiceSid
        - campaignId
        - optInMessage
        - optOutMessage
        - helpMessage
        - optInKeywords
        - optOutKeywords
        - helpKeywords
  securitySchemes:
    apiKey:
      type: apiKey
      in: header
      name: x-api-key
      description: API Key for authentication

````