rewards_confirmation_callback(function preferred url)

sharing

          "aoColumns": [

                 null, //ID

                { "bVisible": false }, //Type

                null, //Brand

                null, //Button

                { "bVisible": false }, //Title

                { "bVisible": false }, //Subtitle

                 { "bVisible": false }, //Submit button

                 { "bVisible": false },  //Cancel button

                 null //status

              ],