{
  "Relationship": {
    "Type": "Constant",
    "Value": 3
  },
  "Providers": [
    {
      "Fields": "id",
      "Type": "Incremental",
      "Value": "Id"
    },
    {
      "Fields": "name",
      "Type": "Random",
      "Value": [
        "Castiel",
        "John",
        "Sam",
        "Dean"
      ],
      "T": "System.String"
    },
    {
      "Fields": "age",
      "Type": "Range",
      "MinValue": 20,
      "MaxValue": 48,
      "T": "System.Int32"
    },
    {
      "Fields": "salary",
      "Type": "Range",
      "MinValue": 4000.0,
      "MaxValue": 10000.0,
      "T": "System.Double"
    }
  ]
}