anchor.diff:  
   The following example shows what a CloudEvents change event record emitted by a PostgreSQL connector looks like. In this example, the PostgreSQL connector is configured to use JSON as the CloudEvents format envelope and also as the `data` format.  
   
  -[source,json,indent=0]
  +[source,json,indent=0,subs="attributes"]
   ----
   {
     "id" : "name:test_server;lsn:29274832;txId:565",   <1>
  
positive.code: 
  Currently, only structured mapping mode is supported. The CloudEvents change event envelope can be JSON or Avro and each envelope type supports JSON or Avro as the `data` format. It is expected that a future {prodname} release will support binary mapping mode. 
  
  // Type: concept
  // ModuleID: example-change-event-records-in-cloudevents-format
  // Title: Example change event records in CloudEvents format
  
negative.code:   "time" : "2020-01-13T13:55:39.738Z",               <5>
    "datacontenttype" : "application/json",            <6>
    "iodebeziumop" : "r",                              <7>
    "iodebeziumversion" : "{debezium-version}",        <8>
    "iodebeziumconnector" : "postgresql",
    "iodebeziumname" : "test_server",
    "iodebeziumtsms" : "1578923739738",
  