Format of Metrics

Metrics are collected in JSON form in the following format:
{
    "tag":"tml-<containertype>.<hostname>.metrics.<metric type name>.<subtypes>.<...>",
    "ingestion_time":"<UTC time in ISO8601 form ex. 2019-03-28T13:35:28+00:00>",
    "<metric name>":"<String metric value>",
    "<metric name>":<Number metric value>
}