OperationResult operationResult = dao.getEdge(id, type, new HashMap<String, String>());
Edge edge = Edge.fromJson(operationResult.getResult());
Edge validatedEdge = RelationshipSchemaValidator.validateIncomingUpdatePayload(edge, version, payload);
OperationResult operationResult = dao.getEdge(id, type, new HashMap<String, String>());
Edge edge = Edge.fromJson(operationResult.getResult());
Edge validatedEdge = RelationshipSchemaValidator.validateIncomingUpdatePayload(edge, version, payload);