{
 "instance":"<String>",
 "metricType":"<String>",
 "timestamp":<Long>,
 "processedTimestamp":<Long>,
 "type":"<String>",
 "metrics":{
 "<String>":<Float>
 },
 "properties":{
 "<String>":"<String>"
 },
 "tags":{
 "<String>":"<String>"
 }
}