Reference@iota/iota.jsInterfacesInterface: IMetadataFeatureOn this pageInterface: IMetadataFeatureMetadata feature.HierarchyITypeBase<2>↳ IMetadataFeatureTable of contentsPropertiestypedataPropertiestype• type: 2The type of the object.Inherited fromITypeBase.typedata• data: stringDefines metadata (arbitrary binary data) that will be stored in the output.