Runs one REST publish to completion (03 §9). Never throws. Authentication, the API-key requirement, the topic-name
charset and the scope check all run BEFORE the body is read, so a caller without the scope can neither make the
server parse a large body nor learn which topics exist.
Runs one REST publish to completion (03 §9). Never throws. Authentication, the API-key requirement, the topic-name charset and the scope check all run BEFORE the body is read, so a caller without the scope can neither make the server parse a large body nor learn which topics exist.