Obvious to you and me. Server team disagreed and tried 422 unprocessable entity, which is not correct. My point is that these issues should be clear enough that

Obvious to you and me. Server team disagreed and tried 422 unprocessable entity, which is not correct. My point is that these issues should be clear enough that there are not thousands of StackOverflow questions on it, and debates between teams. “It’s so easy” is not true. There are layers of understanding.