Developers
You can add the contactprimarykeyoptional option to send the message even if the contact could not be found according to the indicated primary key. If the contact is not found, the message is sent to the indicated recipient. It is implemented in:
- SOAP functions: sendEmailMessage, sendSmsMessage, batchSendEmailMessage, batchSendSmsMessage.
- REST endpoints: v19/simplemessages/message (POST), v19/simplemessages/messages (POST).