Update the content of an existing person activity. Set content_type to "text" for plain text (auto-converted to HTML) or "html" for raw HTML input.
Authenticate with a Bearer token: API key, OAuth token, or session token.
Person activity ID
New content for the activity. Format depends on content_type.
"This is plain text content"
Format of activity_content. "text" for plain text (auto-converted to HTML), "html" for raw HTML.
text, html "text"