Oleksandr Vyshnevetskyi

.Send method does not omit empty values at is should

4

Hi. I'm trying to send a request as follows: ``` rawResp, err := st.Send(&cpreq.StopTransaction{ TransactionId: ocppVars.TransactionId[id], MeterStop: int(ocppVars.Connectors[id].Consumed), Timestamp: time.Now(), Reason: "Remote", }) ``` And StopTransaction struct has 'omitempty' json...