{
  "namespace": "org.apache.beam.sdk.io",
  "type": "record",
  "name": "AvroGeneratedUser",
  "fields": [
    { "name": "name", "type": "string"},
    { "name": "favorite_number", "type": ["int", "null"]},
    { "name": "favorite_color", "type": ["string", "null"]}
  ]
}
