whether background PHP waits this firing, so the re-arm lands on the end of the hold
Optionalholdend of the young-interpreter hold on background PHP, or undefined when none applies
Optionalinfothe platform's retry facts for this firing
the fill batch's page cap
what each page of the fill batch reported
whether reconciliation deferred a step for the hold instead of finishing it
the object being fired
what one alarm firing carries from phase to phase