Latency target of in-memory buffer after ingest queue in the digest pipeline

Example Metric Record:

json
{
   "#repo" : "humio-metrics",
   "#type" : "metrics",
   "@host" : "36",
   "@id" : "bz9MpZBv2pYKB3WBF9PrmApx_11794_978_1743325142",
   "@ingesttimestamp" : "1743325142937",
   "@timestamp" : 1743325142916,
   "@timestamp.nanos" : "0",
   "@timezone" : "UTC",
   "count" : "26843",
   "max" : "256",
   "mean" : "256",
   "median" : "256",
   "min" : "256",
   "name" : "digest-buffer-target-latency",
   "p75" : "256",
   "p95" : "256",
   "p98" : "256",
   "p99" : "256",
   "p999" : "256",
   "rate_unit" : "events/second",
   "stddev" : "0",
   "type" : "HISTOGRAM",
   "window_count" : "2"
}