code: public OvhOrderInformations orderInformations_GET() throws IOException {
  		String qPath = "/cluster/hadoop/orderInformations";
  		StringBuilder sb = path(qPath);
  		String resp = exec(qPath, "GET", sb.toString(), null);
  		return convertTo(resp, OvhOrderInformations.class);
  	}
docs: Get informations about the order of one cluster
  
  REST: GET /cluster/hadoop/orderInformations