Polyline annotation allows to draw shapes and freehand lines
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 # First get JSON Web Token curl -v "https://api....0, "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...