Adds a single lead to a lead source (campaign). Supports three import types: username (Twitter handle), profile_url (x.com profile URL), or json (full Twitter user object).
Lead Credits: Adding a lead by username or profile_url consumes Lead Credits, as the system looks up the Twitter profile. Adding by json does not consume Lead Credits.
https://x.com/username); the username is extracted and the profile is looked up. Consumes Lead Credits.username and profile_url import options use Lead Credits. Use json when you already have the user data (e.g., via the enrichment API) to avoid spending Lead Credits.API key for authentication
Lead Source ID (campaign ID)
Request body for adding a lead. Use one of: username (consumes Lead Credits), profile_url (consumes Lead Credits), or json (no Lead Credits).