javascript - Highchart x and y axes data from json -

here js fiddle : demo

i plotting differences of timestamps in multiple series reading data json. how plot "timestamp","timestamp2","timestamp3" against "tempersensordata" instead of steps?

  var processed_json = new array();   //ts1   var processed_json1 = new array();  //ts2     // populate initial series   (i = 0; < data.length; i++){     processed_json.push(data[i].timestamp/1000);     processed_json1.push(data[i].timestamp2/1000);   }