final Map<String, MutatorSpec> mutators = memberType.getMutators();
final ActionSemantics semantics = ActionSemantics.determine(getResourceContext(), action);
final String mutator = semantics.getInvokeKey();
final MutatorSpec mutatorSpec = mutators.get(mutator);
selfLinkBuilder.withHttpMethod(mutatorSpec.httpMethod);
final JsonRepresentation selfLink = selfLinkBuilder.build();
links.arrayAdd(selfLink);
selfLink.mapPut("args", bodyArgs);