code: public static Embedded embedded(final String rel,
                                      final List<? extends HalRepresentation> embeddedRepresentations) {
          return new Embedded(singletonMap(rel, new ArrayList<>(embeddedRepresentations)));
      }
docs: Create an Embedded instance with a list of nested HalRepresentations for a single link-relation type.
  
  @param rel the link-relation type of the embedded representations
  @param embeddedRepresentations the list of embedded representations
  @return Embedded
  
  @since 0.1.0