@aditya
save the XML file as csv(comma eliminated), open the csv file in note pad, replace the "," with "#~#" , press replace all, be ensure that after the last entry no space is there, so after the last letter/digit visible press "delete button" few times, save the file in "txt" format, it is ready for upload.
save the XML file as csv(comma eliminated), open the csv file in note pad, replace the "," with "#~#" , press replace all, be ensure that after the last entry no space is there, so after the last letter/digit visible press "delete button" few times, save the file in "txt" format, it is ready for upload.