OptionalcontentHash?: stringOptional: a document deployed before content-addressing has none. Every version this engine deploys carries one.
OptionalminReaderModel?: numberThe oldest engine data model that can safely interpret this document, derived from its persisted features and the retained model-4 baseline.
OptionalmodelVersion?: numberEngine data-model stamp (see DATA_MODEL_VERSION) — absent on documents deployed before the stamp existed (model 0).
Optionaltag?: string
A definition as fetched back from the lake. The document carries
_idplus the deploy-stamped envelope the authored WorkflowDefinition never had: the assignedversionand the content fingerprint it was minted from (hashDefinitionContent).