Readonlychannel: "pigeon"The channel whose delivery failed.
Readonlyevents: numberEvents the failed delivery left in the store; the next flush retries them.
Readonlyreason: "http"Readonlystatus: numberThe server's non-2xx status.
Readonly_Optional Readonly~effect/Optional Readonly~effect/Optional Readonly~effect/Optional Readonly~effect/Optional Readonly~effect/OptionalcauseReadonlychannelThe channel whose delivery failed.
ReadonlyeventsEvents the failed delivery left in the store; the next flush retries them.
ReadonlyreasonOptionalstackReadonlystatusThe server's non-2xx status.
The analytics host answered a non-2xx. The status is always there.