Size of external inbound http requests

Example Metric Record:

json
{
   "#repo" : "humio-metrics",
   "#type" : "metrics",
   "@host" : "39",
   "@id" : "2DB5gd8y9S3dbHofLersUsUF_6795_209_1746954019",
   "@ingesttimestamp" : "1746954019798",
   "@timestamp" : 1746954019776,
   "@timestamp.nanos" : "0",
   "@timezone" : "UTC",
   "count" : "412770",
   "max" : "619",
   "mean" : "70.625",
   "median" : "76",
   "min" : "0",
   "name" : "http-requests-external-size",
   "p75" : "82.75",
   "p95" : "110.1",
   "p98" : "619",
   "p99" : "619",
   "p999" : "619",
   "rate_unit" : "bytes/second",
   "stddev" : "92.12838524480982",
   "type" : "HISTOGRAM",
   "window_count" : "88"
}