Get a user by userId (query parameter)

Get a user by userId (passed as a query parameter).<br/><br/>Returns the same data as <code>GET /api/users/byUserId/{userId}</code>. However, when making calls from Iterable's API Documentation page, this endpoint provides better support for special characters.<br/><br/>Learn about <a href="https://support.iterable.com/hc/articles/29156459027348">identifying users by <code>userId</code> and <code>email</code></a>.<br/><br/><b>Rate limit</b>: 100 requests/second, per project.