Contember InterfaceAPI referencev1.2Data bindingDerivedFieldLinkDerivedFieldLinkDerivedFieldLinkPropsDerivedFieldLinkPropsagentstringderivedField*| string| SugaredRelativeSingleFieldsourceField*| string| SugaredRelativeSingleFieldtransform(sourceValue: | null| FieldValue) => | null| FieldValue