{
  "namespace": "com.example.trade",
  "type": "record",
  "name": "Customer",
  "doc": "Customer information",
  "fields": [
    {
      "name": "customerId",
      "type": "string"
    },
    {
      "name": "name",
      "type": "string"
    },
    {
      "name": "address",
      "type": "Address"
    }
  ]
}