Text field annotation adds rectangle with a text insIde
API usage There are steps that usage of GroupDocs.Annotation Cloud consists of:
Upload input document into cloud storage and other files, like image annotation (using File API) Add annotation(s) Download document with annotations (using File API) HTTP POST ~/annotation/add Swagger UI lets you call this REST API directly from the browser.
cURL example Linux/MacOS/Bash # Get JSON Web Token # Place your Client Id and Client Secret in the Client_Id and Client_SECRET environment variables....Place your Client Id and Client Secret in the CLIENT_ID and CLIENT_SECRET..."grant_type=client_credentials&client_id= $CLIENT_ID &client_secret=...