IngestionFilterFn
import type { IngestionFilterFn } from "https://raw.githubusercontent.com/nats-io/nats.deno/v1.27.0/nats-base-client/internal_mod.ts";
IngestionFilterFn prevents a value from being ingested by the
iterator. It is executed on push
. If ingest is false the value
shouldn't be pushed. If protcol is true, the value is a protcol
value