Creates a new message based on the unique customer ID.
Any one of the following roles is required for this endpoint:
|Legacy Role||Equivalent Permission Set Role|
If a conversation is specified, the message will be linked to the existing conversation. Otherwise, a new
conversation will be created and associated with the message.
org.admin role is required for setting
modifiedBy. Otherwise, these attributes are automatically set by the token.
Messages are subject to a rate limit. A single client can create up to 120 messages per minute per customer.
importedAt in their body will not be subject to the rate limit.
429 Too Many Requests response will be returned if the rate limit has been reached for a customer.