Used to provide information about an existing SNS topic to the [[GuSnsLambda]] pattern.
GuSnsLambda
Specify an externalTopicName to link the lambda to an SNS topic owned by a different stack (or created outside of version control).
externalTopicName
Used to provide information about an existing SNS topic to the [[
GuSnsLambda]] pattern.Specify an
externalTopicNameto link the lambda to an SNS topic owned by a different stack (or created outside of version control).