i am return response from webservice and i want to remove comma which are serated in string.example is below in which i want to remove ,comma.

its highlighted with red color.

 {
      "descom_Name": "Kesco",
      "zone_Name": "Kesco",
      "circle_Name": "Circle-II",
      "division_Name": "Ratanpur",
      "substation_Name": "33/11 B-BLOCK, PANKI",
      "feeder_Name": "E Block Panki",
      "feeder_Code": "NA",
      "input_Energy": 521.44,
      "supply_Hours": 0,
      "feeder_manager_name": "",
      "feeder_manager_mobile": "",
      "MonthID": 12,
      "YearID": 2017
   },