Delete Topic
DELETE {{baseUrl}}/v1/:topic
Deletes the topic with the given name. Returns NOT_FOUND
if the topic
does not exist. After a topic is deleted, a new topic may be created with
the same name; this is an entirely new topic with none of the old
configuration or subscriptions. Existing subscriptions to this topic are
not deleted, but their topic
field is set to _deleted-topic_
.