> ## Documentation Index > Fetch the complete documentation index at: https://docs.adsera.in/llms.txt > Use this file to discover all available pages before exploring further. # Send Generic Message > Sends a generic message (text, media, etc.) to a contact. Note: This kind of message can only be sent within the 24-hour open window. ## OpenAPI ````yaml POST /api/pub/wa/send/msg openapi: 3.1.0 info: title: AdsEra REST API description: >- Welcome to the AdsEra REST API. Use our API to integrate powerful, multi-channel communication (Email and WhatsApp) directly into your applications. Automate transactional messages, trigger marketing campaigns, manage your audience, and track performance programmatically. contact: name: Shubham email: shubham@adsera.in version: 1.0.0 servers: - url: https://app.adsera.in description: Production Server security: - AppIdAuth: [] AppSecretAuth: [] paths: /api/pub/wa/send/msg: post: tags: - Messages summary: Send a Generic Message description: >- Sends a generic message (text, media, etc.) to a contact. Note: This kind of message can only be sent within the 24-hour open window. requestBody: description: Generic message payload required: true content: application/json: schema: $ref: '#/components/schemas/SendMsgRequest' responses: '200': description: Message successfully queued. content: application/json: schema: $ref: e9ad6a12-77cd-45ff-8e69-0744e0505912 '400': $ref: '#/components/responses/BadRequest' '401': $ref: '#/components/responses/Unauthorized' '404': $ref: '#/components/responses/NotFound' '500': $ref: '#/components/responses/InternalServerError' security: - AppIdAuth: [] AppSecretAuth: [] components: schemas: SendMsgRequest: type: object properties: whatsapp: type: string description: The _id of the WhatsApp account to send from. example: 60c72b2f9b1d8e001f8a1b2c phone: type: string description: The recipient's phone number in E.164 format. example: '+911234567890' msg: type: object description: The message content. properties: messageType: type: string enum: - text - image - video - audio - document - interactive - contacts - location description: The type of message to send. text: type: object properties: body: type: string preview_url: type: boolean image: type: object properties: link: type: string caption: type: string video: type: object properties: link: type: string caption: type: string audio: type: object properties: link: type: string document: type: object properties: link: type: string caption: type: string filename: type: string location: $ref: '#/components/schemas/Location' contacts: type: array items: $ref: '#/components/schemas/Contact' interactive: $ref: '#/components/schemas/Interactive' example: 200 required: - whatsapp - phone - msg Location: type: object description: Location message payload. properties: longitude: type: number description: Longitude in degrees. latitude: type: number description: Latitude in degrees. name: type: string description: Name of the location. address: type: string description: Address of the location. required: - longitude - latitude Contact: type: object description: Contact card payload. properties: addresses: type: array items: type: object properties: street: type: string city: type: string state: type: string zip: type: string country: type: string country_code: type: string type: type: string birthday: type: string description: YYYY-MM-DD name: type: object properties: formatted_name: type: string first_name: type: string last_name: type: string middle_name: type: string suffix: type: string prefix: type: string required: - formatted_name phones: type: array items: type: object properties: phone: type: string type: type: string wa_id: type: string emails: type: array items: type: object properties: email: type: string type: type: string org: type: object properties: company: type: string department: type: string title: type: string urls: type: array items: type: object properties: url: type: string type: type: string required: - name Interactive: type: object description: Interactive message payload. properties: type: type: string enum: - button - list - product - product_list - catalog_message - flow - voice_call header: type: object properties: type: type: string enum: - text - video - image - document text: type: string maxLength: 60 video: type: object properties: link: type: string caption: type: string image: type: object properties: link: type: string caption: type: string document: type: object properties: link: type: string caption: type: string filename: type: string body: type: object properties: text: type: string maxLength: 1024 footer: type: object properties: text: type: string maxLength: 60 action: type: object properties: buttons: type: array maxItems: 3 items: type: object properties: type: reply reply: type: object properties: title: type: string maxLength: 20 id: type: string maxLength: 256 required: - title - id required: - type - reply button: type: string maxLength: 20 sections: type: array minItems: 1 maxItems: 10 items: type: object properties: title: type: string maxLength: 24 rows: type: array maxItems: 10 items: type: object properties: id: type: string maxLength: 200 title: type: string maxLength: 24 description: type: string maxLength: 72 required: - id - title product_items: type: array maxItems: 30 items: type: object properties: product_retailer_id: type: string required: - product_retailer_id catalog_id: type: string product_retailer_id: type: string name: type: string parameters: type: object required: - type - action ErrorResponse: type: object properties: status: type: integer example: 500 success: type: boolean example: false error: type: string example: Internal Server Error! responses: BadRequest: description: >- Bad Request. A required field is missing or an item is in an invalid state. content: application/json: schema: $ref: '#/components/schemas/ErrorResponse' examples: MissingTemplate: value: status: 400 success: false error: Template id not provided! TemplateNotApproved: value: status: 400 success: false error: Template is not approved! WabaNotConnected: value: status: 400 success: false error: WhatsApp Account Not Connected or Exist! Unauthorized: description: Unauthorized. The API keys are missing or invalid. content: application/json: schema: $ref: '#/components/schemas/ErrorResponse' example: status: 401 success: false error: 'Unauthorized: Please provide valid API credentials.' NotFound: description: >- Not Found. The requested resource (template, contact) could not be found. content: application/json: schema: $ref: '#/components/schemas/ErrorResponse' example: status: 404 success: false error: Template not found! InternalServerError: description: Internal Server Error. content: application/json: schema: $ref: '#/components/schemas/ErrorResponse' securitySchemes: AppIdAuth: type: apiKey in: header name: x-api-key description: Your application's unique ID. AppSecretAuth: type: apiKey in: header name: x-api-secret description: Your application's secret key. ````