POST api/PostTelefono

[
  {
    "$id": "2",
    "idTelefono": "9e558747-085e-4677-be5f-bdbf47791cb9",
    "idTipoTelefono": "7683aab9-2d9d-4834-b183-b85e2ea60f55",
    "numTelefono": "sample string 3",
    "numExtension": "sample string 4",
    "TipoTelefono": {
      "$id": "3",
      "idTipoTelefono": "a072a9dd-0132-4162-8faf-68e90a0c4967",
      "nomTipoTelefono": "sample string 2",
      "Telefono": {
        "$id": "4",
        "$values": [
          {
            "$ref": "2"
          },
          {
            "$ref": "2"
          }
        ]
      }
    },
    "Contacto": {
      "$id": "5",
      "$values": [
        {
          "$id": "6",
          "idContacto": "0a4a40dd-8b34-4598-a173-e2507866c40a",
          "Paterno": "sample string 2",
          "Materno": "sample string 3",
          "Nombre": "sample string 4",
          "Telefono": {
            "$id": "7",
            "$values": [
              {
                "$ref": "2"
              },
              {
                "$ref": "2"
              }
            ]
          },
          "Mail": {
            "$id": "8",
            "$values": [
              {
                "$id": "9",
                "idMail": "a01397f8-428d-435d-84b4-f457a257a9fc",
                "mail1": "sample string 2",
                "idTipoMail": "51004839-63be-417c-88ad-ed8aa6da6cf1",
                "Contacto": {
                  "$id": "10",
                  "$values": [
                    {
                      "$ref": "6"
                    },
                    {
                      "$ref": "6"
                    }
                  ]
                },
                "TipoMail": {
                  "$id": "11",
                  "idTipoMail": "feab4f7a-6d10-4f9e-a127-322118a6554e",
                  "nomTipoMail": "sample string 2",
                  "Mail": {
                    "$id": "12",
                    "$values": [
                      {
                        "$ref": "9"
                      },
                      {
                        "$ref": "9"
                      }
                    ]
                  }
                }
              },
              {
                "$ref": "9"
              }
            ]
          }
        },
        {
          "$ref": "6"
        }
      ]
    }
  },
  {
    "$ref": "2"
  }
]

Sample not available.