code: public ArrayList<OvhInstance> project_serviceName_instance_GET(String serviceName, String region) throws IOException {
  		String qPath = "/cloud/project/{serviceName}/instance";
  		StringBuilder sb = path(qPath, serviceName);
  		query(sb, "region", region);
  		String resp = exec(qPath, "GET", sb.toString(), null);
  		return convertTo(resp, t21);
  	}
docs: Get instances
  
  REST: GET /cloud/project/{serviceName}/instance
  @param region [required] Instance region
  @param serviceName [required] Project id