I am using the API for custom remote control; what do returned codes 530/573 signify?【SOLARMAN Smart and Business】

I am using the API for custom remote control; what do returned codes 530/573 signify?【SOLARMAN Smart and Business】

530: Command Issuance Failed. This typically indicates a communication failure between the platform and the Device, often due to network fluctuations.
573: Edge communication failed. This typically indicates a communication failure when the Data Logger attempts to send a command to the Inverter port.