In order for a business to initiate a WhatsApp conversation with a recipient, the business must send a message using a template that has been reviewed and approved by WhatsApp. Using either the Sinch Customer Dashboard or the Provisioning API (once you get access), you can create WhatsApp message templates and submit them for approval. In order to help ensure that your message template is not rejected, review the tips below:
{{1}} is formatted correctly), and ensure that the parameter contains no special characters.{{1}}, {{2}}, {{4}}, and {{5}} are defined, but {{3}} is not./) are in the appropriate location before adding a variable parameter to a dynamic URL.AUTHENTICATION templates.UTILITY template, do not include MARKETING content. Similarly, if you are creating an AUTHENTICATION template, do not include UTILITY or MARKETING content.AUTHENTICATION templates conform to the current guidelines. On June 1, 2024, these guidelines became more restrictive. Note that previously-approved authentication templates that do not conform to the new guidelines will now be rejected. You will have to update those templates to conform to the new standards, or create new ones.These tips are drawn from WhatsApp's list of common rejection reasons, along with general best practices established by Sinch.
Learn more about the WhatsApp channel of the Sinch Conversation API