List avatar groups (characters) with cursor-based pagination. Filter by ownership: ‘all’ (default), ‘public’ for preset avatars, or ‘private’ for your own. Each group contains one or more looks (outfits/styles) — use GET /v3/avatars/looks to browse them.
HeyGen API key. Obtain from your HeyGen dashboard.
Filter by ownership: 'public' for preset avatars, or 'private' for your own. Omit for all.
public, private Maximum number of items to return per page (1-50).
1 <= x <= 50Opaque cursor token for the next page.