public abstract sendAuthorize(connectorId: number, idTag?: string): Promise<AuthorizeResponse>;
public abstract sendStartTransaction(connectorId: number, idTag?: string): Promise<StartTransactionResponse>;
public abstract sendStopTransaction(transactionId: number, meterStop: number, idTag?: string, reason?: StopTransactionReason): Promise<StopTransactionResponse>;
public abstract sendAuthorize(connectorId: number, idTag?: string): Promise<AuthorizeResponse>;
public abstract sendStartTransaction(connectorId: number, idTag?: string): Promise<StartTransactionResponse>;
public abstract sendStopTransaction(transactionId: number, meterStop: number, idTag?: string, reason?: StopTransactionReason): Promise<StopTransactionResponse>;