Optional ReadonlyerrorThe error the establishing operation settled with, if it failed.
Optional ReadonlyfetchedWhen source most recently committed a value via a getter/subscription, as epoch ms.
Optional ReadonlyoptimisticTrue while an uncommitted pending optimistic transition is contributing to this field's visible value.
Optional ReadonlysourceThe operation key that most recently established this field's current value.
Optional ReadonlystaleTrue once a newer request for this field has superseded the value currently shown.
Optional ReadonlystatusThis field's current lifecycle status.
Optional ReadonlysubscriptionConnection/lifecycle metadata, populated only when this field is established by a subscription.
Optional ReadonlyupdatedWhen source most recently committed a value via any operation, as epoch ms.
Current authoritative execution metadata for one field -- never an event history.
sourceis the operation key that most recently established the field's current value;errorclears on the next successful establishing operation unless a still-newer operation has since set a different one.