GET api/Site/search-parameters

{
  "ItemId": 1,
  "ItemName": "sample string 1",
  "PhysicalDescription": "sample string 2",
  "AddressSummary": "sample string 3",
  "SiteRequest": {
    "$id": "2",
    "Filters": {
      "$id": "3",
      "$values": [
        {
          "$id": "4",
          "<Field>k__BackingField": "sample string 1",
          "<Operator>k__BackingField": "sample string 2",
          "<Value>k__BackingField": {
            "$id": "5"
          },
          "<Logic>k__BackingField": "sample string 4",
          "<Filters>k__BackingField": {
            "$id": "6",
            "$values": [
              {
                "$ref": "4"
              },
              {
                "$ref": "4"
              },
              {
                "$ref": "4"
              }
            ]
          }
        },
        {
          "$ref": "4"
        },
        {
          "$ref": "4"
        }
      ]
    },
    "Page": 1,
    "PageSize": 2,
    "Sort": {
      "$id": "7",
      "Field": "sample string 1",
      "Dir": "sample string 2",
      "SecondaryField": "sample string 3",
      "SecondaryDir": "sample string 4",
      "ThirdField": "sample string 5",
      "ThirdDir": "sample string 6"
    },
    "PreviousPageSize": 3
  },
  "IsPopup": true
}