FolderServerGroup findGroupByName(String groupName) {
   String cypher = CypherQueryBuilder.getGroupByName();
   Map<String, Object> params = CypherParamBuilder.getGroupByName(groupName);
   CypherQuery q = new CypherQueryWithParameters(cypher, params);
   JsonNode jsonNode = executeCypherQueryAndCommit(q);
   JsonNode groupNode = jsonNode.at("/results/0/data/0/row/0");
   return buildGroup(groupNode);
 }