Enables the SMS channel for an application or updates the status and settings of the SMS channel for an application.
pinpoint_update_sms_channel(ApplicationId, SMSChannelRequest)
[required] The unique identifier for the application. This identifier is displayed as the Project ID on the Amazon Pinpoint console.
[required]
svc$update_sms_channel( ApplicationId = "string", SMSChannelRequest = list( Enabled = TRUE|FALSE, SenderId = "string", ShortCode = "string" ) )