Updated Error Codes
| Error | Status | Error Code | Description |
|---|
| Bad Request | 400 | 400001 | required parameter missing |
| Bad Request | 400 | 400002 | invalid date format |
| Bad Request | 400 | 400003 | undefined field value |
| Bad Request | 400 | 400004 | invalid type for field value |
| Bad Request | 400 | 400005 | invalid response type |
| Bad Request | 400 | 400006 | request failed |
| Unauthorized | 401 | - | user has no access |
| Unauthorized | 401 | 1007 | token expired |
| Unauthorized | 401 | 1008 | invalid token |
| Forbiiden | 403 | - | authorization failed |
| Internal Server Error | 500 | - | system error, internal error handling request |
