Clutter.avsc

{
    "namespace": "com.github.jeroenr.rain.radar",
    "type": "record",
    "name": "Clutter",
    "fields":[
         {
             "name": "timestamp",
             "type": {
                 "type": "long",
                 "logicalType": "timestamp-millis"
             }
          },
         {
            "name": "value", "type": "double"
         }
    ]
}