- private buildMessageToSend(messageId: string, messageData: Record<string, unknown>, messageType: MessageType, commandName: RequestCommand | IncomingRequestCommand,
- responseCallback: (payload: Record<string, unknown> | string, requestPayload: Record<string, unknown>) => Promise<void>,
+ private buildMessageToSend(messageId: string, messageData: JsonType | OCPPError, messageType: MessageType, commandName: RequestCommand | IncomingRequestCommand,
+ responseCallback: (payload: JsonType | string, requestPayload: JsonType) => Promise<void>,