N gst refund of an inverted tax rate, it is compulsory to upload json file of statement -1a but whil

n GST Refund of an Inverted Tax rate, it is compulsory to upload Json file of Statement -1A but while uploading .json file generated from Excel utility given by the department, a query is shown "Error : The uploaded JSON file which was created via offline utility has invalid data  format.." Please help me to solve this error.   

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