graph.txt

[ user ]-- sends email -->[ SES ]

[ SES ]-- (1)write -->[ s3:speakformeemails ]

[ SES ]-- (2)trigger --> [ lambda:email-receipt ]

[ lambda:email-receipt ]-- write(toemail,+1) -->[ dynamodb:email-counters ]

[ lambda:email-receipt ]-- write(uuid,fromemail) -->[ dynamodb:email-subscriptions ]

[ lambda:email-receipt ]-- send(uuid) -->[ user ]

[ user ]-- clicks unsubscribe -->[ lambda:unsubscribe ] -- delete(uuid) --> [dynamodb:email-subscriptions]