Calls sms-notification-handler directly (RequestResponse), the one path that needs an answer: the admin template test send.
sms-notification-handler
Optional
Defaults to a LambdaClient on the ambient region and credentials.
LambdaClient
Static
The handler's refusal comes back as the Result. A function error or a payload that is not a SmsTestSendResponse throws.
Result
SmsTestSendResponse
Calls
sms-notification-handlerdirectly (RequestResponse), the one path that needs an answer: the admin template test send.