exception-response.cs

public SomethingController([FromBody] MyDataModel model) {
  try {
    DoTheStuff(model);
  } catch (SpecificExceptionIKnowCanHappen exc) {
    return BadRequest(new { errorCode = ErrorCode });
  }  
  // all other exceptions will let the app crash, exception info will be sen to log and app returns status 500 to the client
  return Ok();
}