todo: add ratelimit from go-kit.

NewCloudEventsEnvelope returns CloudEventsEnvelope from data or a new one when data content was not.

NewSimpleByteMessage -.

CloudEventsSpecVersion is the specversion used by pulse for the cloud events implementation.

ContentType is the Cloud Events HTTP content type.

DefaultCloudEventSource is the default event source.

DefaultCloudEventType is the default event type for an pulse published event.

DefaultCloudEventWebhook.

CloudEventsEnvelope describes the Dapr implementation of the Cloud Events spec Spec details: https://github.com/cloudevents/spec/blob/master/spec.md.

PublishRequest is the request to publish a message.

SubscribeRequest is the request to subscribe to a topic.