Area annotation allows to mark up an area within the document page with a rectangle.
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 Request // First get JSON Web Token // Please get your Client Id and Client Secret from https://dashboard....}, 'Replies': [ { 'Comment': 'First comment', 'RepliedOn': '2020-10-02T06:52:01...'2020-10-02T06:52:01.376Z' }, { 'Comment': 'Second comment', 'RepliedOn': '2020-10-02T06:52:01...