application/problem+json, and its type is
https://docs.andteam.com/api/problems/validation-failed:
What it means
The request body is wrong.errors lists every field at once: pointer (a JSON Pointer into the body), code and detail. Nothing was written.
What to do
Correct each fielderrors names and send the request again, with a new Idempotency-Key.
See Errors for every type.