#![allow(unused_imports)] use gmail::GmailClient; use gmail::model::*; #[tokio::main] async fn main() { let client = GmailClient::from_env(); let id = "your id"; let send_as_email = "your send as email"; let user_id = "your user id"; let response = client .settings_send_as_smime_info_set_default(id, send_as_email, user_id) .await .unwrap(); println!("{:#?}", response); }