asSmsOrNull
Casts this ChannelSubtypeParameters as a Sms and retrieves its aws.sdk.kotlin.services.connectcampaignsv2.model.SmsChannelSubtypeParameters value. Returns null if the ChannelSubtypeParameters is not a Sms.
Casts this ChannelSubtypeParameters as a Sms and retrieves its aws.sdk.kotlin.services.connectcampaignsv2.model.SmsChannelSubtypeParameters value. Returns null if the ChannelSubtypeParameters is not a Sms.