To avoid the issue, please don't use the category field in the payload.
Resolved · UTC
The issue has been resolved.
To avoid the issue, please don´t use the category field in the payload.
Update · UTC
We are actively monitoring the situation and awaiting further details from Meta regarding their ongoing investigation. We will provide updates as soon as more information becomes available.
Investigating · UTC
We are aware of an issue that impacts sending of some marketing and authentication templates.
The error message is:
"(#100) Param category must be one of {SERVICE, UTILITY} - got \"AUTHENTICATION\"."
We are monitoring the situation closely and waiting for Meta.