Decoded fully one message, @MacBac please advice whether is it ok:
{"ActivePower_Load_Sys"=0 W, "ActivePower_Output_L1N"=0 W, "ActivePower_Output_L2N"=0 W, "ActivePower_Output_R"=0 W, "ActivePower_Output_S"=0 W, "ActivePower_Output_T"=0 W, "ActivePower_PCC_L1N"=0 W, "ActivePower_PCC_L2N"=0 W, "ActivePower_PCC_R"=0 W, "ActivePower_PCC_S"=0 W, "ActivePower_PCC_T"=0 W, "ActivePower_PCC_Total"=0 W, "ActivePower_PV_Ext"=0 W, "ApparentPower_Output_Total"=570 W, "ApparentPower_PCC_Total"=0 W, "Current_Output_L1N"=0 A, "Current_Output_L2N"=0 A, "Current_Output_R"=0.8 A, "Current_Output_S"=0.85 A, "Current_Output_T"=0.79 A, "Current_PCC_L1N"=0 A, "Current_PCC_L2N"=0 A, "Current_PCC_R"=0 A, "Current_PCC_S"=0 A, "Current_PCC_T"=0 A, "GridOutput_Rsvd1"=, "GridOutput_Rsvd2"=, "PowerFactor_Output_R"=0, "PowerFactor_Output_S"=0, "PowerFactor_Output_T"=0, "PowerFactor_PCC_R"=0, "PowerFactor_PCC_S"=0, "PowerFactor_PCC_T"=0, "R_Rsvd1"=, "R_Rsvd2"=, "ReactivePower_Output_R"=0 W, "ReactivePower_Output_S"=0 W, "ReactivePower_Output_T"=0 W, "ReactivePower_Output_Total"=-430 W, "ReactivePower_PCC_R"=0 W, "ReactivePower_PCC_S"=0 W, "ReactivePower_PCC_T"=0 W, "ReactivePower_PCC_Total"=0 W, "S_Rsvd1"=, "T_Rsvd1"=, "T_Rsvd2"=, "Voltage_Line_L1"=0 V, "Voltage_Line_L2"=0 V, "Voltage_Line_L3"=0 V, "Voltage_Phase_L1N"=0 V, "Voltage_Phase_L2N"=0 V, "Voltage_Phase_R"=233.89999389648438 V, "Voltage_Phase_S"=229.6999969482422 V, "Voltage_Phase_T"=233.6999969482422 V, "gridFrequency"=49.98 Hz, "outputActivePower"=310 W, "s_Rsvd2"=}
Do you have battery bank?