I use Login name and token from transfer.atlassian.com to upload image file to jira. But it returns error 500:
curl -u login:token -X
POST --header “Transfer-Encoding: chunked” -F “files[]=@image.png” https://_tra
nsfer.atlassian.com/api/upload/someTicket-238
{“timestamp”:“2021-03-02T14:51:17.801+0000”,“status”:500,“error”:“Internal Serve
r Error”,“message”:“status 404 reading TicketApi#getTicket(String,List,List)”,“”}