Update User

Update user metadata or change user identifier.

Modify user attributes including custom metadata and the user_id itself. When changing the user_id, the new ID must not already exist in the project.

• user_id: Current user identifier (required)
• new_user_id: New user identifier to replace current one (optional)
• new_metadata: New metadata JSON object to replace current metadata (optional)

Returns updated user object with new values.