Per-sense slot map used by setDetail's new-shape overload and applyDetails' new-shape branch. Each key is optional; at least one slot must be populated, and empty-string slot values are rejected by the per-field invariant on setDetail.
setDetail
applyDetails
Per-sense slot map used by
setDetail's new-shape overload andapplyDetails' new-shape branch. Each key is optional; at least one slot must be populated, and empty-string slot values are rejected by the per-field invariant onsetDetail.