This optional "COMPONENT" actRelationship is used to link a referenced DICOM composite object to one or more frames of a DICOM multi-frame image SOP instance.
ActRelationship Clone name: entryRelationship (replaces COMPONENT)
ActRelationship.typeCode: x_ActRelationshipEntry (Constraint: Fixed value = COMP)
ActRelationship.contextControlCode: "AP" (Additive Propagating)
ContextConductionInd: "true"