Servern i svaret kan returnera felinformationen:
{"error_code":<error_code>,"error_message":<error_message>,"error_stack_trace":<error_stack_trace>}
parametrar:
felkod
felmeddelande
error_stack_trace
Svarsexempel:
{"error_code":5,"error_message":"Parameter 'params' is not filled","error_stack_trace":""}