Values.AddSourceIdentifierToSubscriptionMessageSourceRepresents the input to AddSourceIdentifierToSubscription.
type nonrec t = {subscriptionName : String_.t;The name of the Amazon DocumentDB event notification subscription that you want to add a source identifier to.
*)sourceIdentifier : String_.t;The identifier of the event source to be added: If the source type is an instance, a DBInstanceIdentifier must be provided. If the source type is a security group, a DBSecurityGroupName must be provided. If the source type is a parameter group, a DBParameterGroupName must be provided. If the source type is a snapshot, a DBSnapshotIdentifier must be provided.
*)}