{
  "schemaVersion": 1,
  "mappings": [
    {
      "name": "Pressure by namespace URI",
      "source": { "kind": "nodeId", "value": "ns=2;s=Pressure", "namespaceUri": "urn:example:plant" },
      "dataType": "Double",
      "shape": "scalar",
      "topic": "USEPI/examples/opc/by-id",
      "signalId": "pressure",
      "payloadFormat": "usepi",
      "enabled": true,
      "retain": true
    },
    {
      "name": "Pressure by browse path",
      "source": {
        "kind": "browsePath",
        "segments": [
          { "namespaceUri": "urn:example:plant", "name": "Pump1" },
          { "namespaceUri": "urn:example:plant", "name": "Pressure" }
        ]
      },
      "dataType": "Double",
      "shape": "scalar",
      "topic": "USEPI/examples/opc/by-path",
      "signalId": "pressure",
      "payloadFormat": "usepi",
      "enabled": true,
      "retain": true
    }
  ]
}