Size of external inbound http requests

Example Metric Record:

json
{
   "#repo" : "humio-metrics",
   "#type" : "metrics",
   "@host" : "36",
   "@id" : "bz9MpZBv2pYKB3WBF9PrmApx_11794_1598_1743325202",
   "@ingesttimestamp" : "1743325202936",
   "@timestamp" : 1743325202916,
   "@timestamp.nanos" : "0",
   "@timezone" : "UTC",
   "count" : "421444",
   "max" : "619",
   "mean" : "69.42857142857143",
   "median" : "76",
   "min" : "0",
   "name" : "http-requests-external-size",
   "p75" : "82.5",
   "p95" : "112.09999999999994",
   "p98" : "619",
   "p99" : "619",
   "p999" : "619",
   "rate_unit" : "bytes/second",
   "stddev" : "98.48449364606493",
   "type" : "HISTOGRAM",
   "window_count" : "77"
}