anchor.diff:        "bars": false,
         "dashLength": 10,
         "dashes": false,
  -      "datasource": "graphite",
  +      "datasource": {
  +        "type": "graphite",
  +        "uid": "000000001"
  +      },
         "description": "",
         "fieldConfig": {
           "defaults": {
  
positive.code:       "id": 15,
        "links": [],
        "options": {
          "reduceOptions": {
            "calcs": [
              "lastNotNull"
  
negative.code:       "transformations": [],
        "type": "graph",
        "xaxis": {
          "mode": "time",
          "show": true,
          "values": []
        },
  