pub async fn fetch_token(
client: &Client,
challenge: &BearerChallenge,
secret: Option<&str>,
source_name: &str,
) -> BundleResult<String>pub async fn fetch_token(
client: &Client,
challenge: &BearerChallenge,
secret: Option<&str>,
source_name: &str,
) -> BundleResult<String>