How to upload your file to Petal
https://cite.petal.org/api/document/create
multipart/form-data
pdf
docx
ppt
<token>
curl --location --request POST 'https://cite.petal.org/api/document/create' \ --header 'Authorization: Bearer <token>' \ --form 'doctype="xls"' \ --form 'organization_id="1"' \ --form 'file=@"/your/filepath/here/sample.xls"'