pub async fn fetch_incoming_phone_number_assigned_add_on(
configuration: &Configuration,
account_sid: &str,
resource_sid: &str,
sid: &str
) -> Result<ApiPeriodV2010PeriodAccountPeriodIncomingPhoneNumberPeriodIncomingPhoneNumberAssignedAddOn, Error<FetchIncomingPhoneNumberAssignedAddOnError>>Expand description
Fetch an instance of an Add-on installation currently assigned to this Number.