sub getSolrDocuments{
 	my ($self,$records,$query_string) = @_;
 	my $utils = Knimbus::Connectors::Utils->new;
 	my $a = $utils->addFieldsToSolrDocuments($records, q{$a}, q{$b}, q{$c}, q{$d}, $query_string);
 	return $a;
 }