Send Message

Send Message sends a message through the WhatsApp Business Platform.

It calls POST https://graph.facebook.com/v25.0/{phoneNumberID}/messages, where {phoneNumberID} is the number the message is sent from.

Type selects the message shape, and Sections supplies the options when sending an interactive list.

The activity has five tabs: Configuration, Advanced, Auth, Input, and Output.

Configuration

Field	Required	Description
Name	Optional	Name of the step, should be unique within this workflow.
Description	Optional	Describe the purpose or function of this step.
phoneNumberID	Optional	The sending number. Mapped to the request's phoneNumberID path parameter.
Type	Optional	The message type. Mapped to the request body's type.
Sections	Optional	Interactive list sections. Mapped to the request body's interactiveList/sections.
Port	Optional	Port number to connect to on the server.

Advanced

Field	Required	Description
Send to Engage	Optional	Forward the result to Engage.
Select Engage Context	Optional	Engage context for reporting this event.
Select Engage Event	Optional	The event data mapped for sending to Engage.
Enable Retry	Optional	Retry after failure.
Retry Policy Resource	Optional	Drag and drop a Retry Policy resource from the workspace.

Auth

Field	Required	Description
Auth Type	Optional	No Auth, Basic, API Key, or OAuth 2.
Auth Resource	Optional	The WhatsApp resource containing credentials.

Input

This activity is built on the REST Client, so the Input tab is the generic HTTP request rather than a WhatsApp-shaped payload. The endpoint is already set.

Field	Required	Data Type	Description
Target	Required	Object	The HTTP request. The message payload goes in its body.

Output

The activity returns an httpResponse object.

Field	Data Type	Description
status.code	Integer	Numeric HTTP status code.
status.message	String	Short message associated with the HTTP status.
headers	Object	HTTP response headers.
body	Object	Parsed body of the response.