src/main/java/org/votesmart/classes/RatingClass.java
public Sigs getSigList(String categoryId) throws VoteSmartException, VoteSmartErrorException {
		return api.query("Rating.getSigList", new ArgMap("categoryId", categoryId), Sigs.class );
	}
public Sigs getSigList(String categoryId) throws VoteSmartException, VoteSmartErrorException {
		return api.query("Rating.getSigList", new ArgMap("categoryId", categoryId), Sigs.class );
	}
This method dumps Special Interest Groups according to category and state.
Input: categoryId*, stateId (default: 'NA')

@param categoryId
@return {@link Sigs}