Response error codes
| errorCode | errorDescription |
|---|---|
| 0 | Completed successfully |
| 1 | Invalid signature |
| 2 | Player not found |
| 3 | Insufficient funds |
| 4 | Invalid request params |
| 5 | Reference transaction does not exist |
| 6 | Reference transaction has incompatible data |
| 7 | Wrong authentication/Session expired |