{
  "specversion":"0.3",
  "type":"com.github.pull.create",
  "source":"https://github.com/cloudevents/spec/pull/123",
  "id":"70d3c768-63f8-40e7-aa9d-d197d530586b",
  "time":"2019-07-04T17:31:00Z",
  "datacontenttype":"application/json",
  "datacontentencoding":"base64",
  "data":"eyJtdWNoIjoid293In0=",
  "myextension" : {
    "some" : "thing"
  }
}