test.json

{
"server": {
  "listenerAddress": "0.0.0.0",
  "listenerPort": 5020,
  "protocol": "TCP",
  "tlsParams": {
    "description": "path to certificate and private key to enable tls",
    "privateKey": null,
    "certificate": null
    },
  "logging": {
    "format": "%(asctime)-15s %(threadName)-15s  %(levelname)-8s %(module)-15s:%(lineno)-8s %(message)s",
    "logLevel": "DEBUG"
    }
  },
"registers": {
  "description": "initial values for the register types",
  "zeroMode": false,
  "initializeUndefinedRegisters": true,
  "discreteInput": {
    "1": true,
    "2": false,
    "3": true,
    "4": false
  },
  "coils": {
    "1": false,
    "2": true,
    "3": true,
    "4": false
  },
  "holdingRegister": {
    "1": 52225,
    "2": "0xCC02",
    "3": 52227,
    "4": "0xCC04"
    },
  "inputRegister": {
    "1": "0xDD01",
    "2": 56578,
    "3": "0xDD03",
    "4": 56580
    }
  }
}