Optional
_pauseOptional
alternativeAlternate non-typical step action
Optional
extensionAdditional content defined by implementations
Optional
idUnique id for inter-element referencing
Optional
modifierExtensions that cannot be ignored even if unrecognized
Optional
operationEach interaction or action
Optional
pauseIf there is a pause in the flow
Optional
processNested process
If there is a pause in the flow