Text Underline annotation marks text with a underline styling
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 # Set your Client credentials in environment variables Client_ID and Client_Secret curl -v "https://api....your client credentials in environment variables CLIENT_ID and...and CLIENT_SECRET curl -v "https://api.groupdocs.cloud/connect/token"...