Create report realtime from api link with post method and json paramater

How to retrieve the following data to generate the PowerBI report real-time in 10 second from the api link with post method (http: //daviddung.com:3006/xdapi/Solieugiaoban) with the json string variable:
{
 "Value": {
  "IDLoaiVP": {
   "xq": 33,
   "sa": 36,
   "sat": 75,
   "ct": 63,
   "mri": 47,
   "dsa": 51,
   "ecg":35,
   "lx":32,
   "ns":34
  },
  "ListMaKP": "",
  "ListCDCS": "2",
  "Ngay": "14/04/2017"
 },
 "Key": "6MVB2P/hb7AzsTw7npN1jJ02BcIrR4a8kZpTCm4XeaBUjPxzkka+JAY58Spb0LveE6Z1EbdwZZ5b3H++AMRQHn"
}

IDLoaiVP, ListMaKP, ListCDCS, Right variables: will be changed to get dynamic data.

The returned json data is as follows:
{
  "Value": [
    {
      "MaKP": "039",
      "TenKP": "NTH1",
      "Khambenh": 100,
      "Benhcu": 0,
      "Nhapvien": 0,
      "CSCI": 0,
      "Chuyenkhoa": 0,
      "Chuyenvien": 0,
      "Tuvong": 0,
      "Xuatvien": 0,
      "Hienco": 0,
      "SLVP": {
        "xq": 0,
        "sa": 26,
        "sat": 0,
        "ct": 0,
        "mri": 0,
        "dsa": 0,
        "ecg": 3,
        "lx": 0,
        "ns": 22
      }
    },
    {
      "MaKP": "121",
      "TenKP": "NT3",
      "Khambenh": 28,
      "Benhcu": 0,
      "Nhapvien": 0,
      "CSCI": 0,
      "Chuyenkhoa": 0,
      "Chuyenvien": 0,
      "Tuvong": 0,
      "Xuatvien": 0,
      "Hienco": 0,
      "SLVP": null
    }
  ],
  "ErrorMessage": null
}