anchor.diff:            {
               "type": "int64",
               "optional": false,
  -            "field": "server_id"
  -          },
  -          {
  -            "type": "int64",
  -            "optional": false,
  -            "field": "ts_sec"
  -          },
  -          {
  -            "type": "string",
  -            "optional": true,
  -            "field": "gtid"
  -          },
  -          {
  -            "type": "string",
  -            "optional": false,
  -            "field": "file"
  -          },
  -          {
  -            "type": "int64",
  -            "optional": false,
  -            "field": "pos"
  -          },
  -          {
  -            "type": "int32",
  -            "optional": false,
  -            "field": "row"
  +            "field": "ts_ms"
             },
             {
               "type": "boolean",
  
positive.code: {
    "schema": {
      "type": "struct",
      "optional": false,
      "name": "mysql-server-1.inventory.customers.Envelope",
      "version": 1,
      "fields": [
        {
          "field": "op",
          "type": "string",
          "optional": false
        },
        {
          "field": "before",
          "type": "struct",
          "optional": true,
          "name": "mysql-server-1.inventory.customers.Value",
          "fields": [
            {
              "type": "int32",
  
negative.code:     },
      "source": {
        "version": "{debezium-version}",
        "connector": "mysql",
        "name": "mysql-server-1",
        "ts_ms": 0,
        "snapshot": false,
        "db": "inventory",
        "table": "customers",
        "server_id": 0,
        "gtid": null,
        "file": "mysql-bin.000003",
        "pos": 154,
        "row": 0,
        "thread": 7,
        "query": "INSERT INTO customers (first_name, last_name, email) VALUES ('Anne', 'Kretchmar', 'annek@noanswer.org')"
      }
    }
  