code: public ArrayList<Long> billingAccount_service_serviceName_task_GET(String billingAccount, String serviceName, String action, String serviceType, OvhTaskStatusEnum status) throws IOException {
  		String qPath = "/telephony/{billingAccount}/service/{serviceName}/task";
  		StringBuilder sb = path(qPath, billingAccount, serviceName);
  		query(sb, "action", action);
  		query(sb, "serviceType", serviceType);
  		query(sb, "status", status);
  		String resp = exec(qPath, "GET", sb.toString(), null);
  		return convertTo(resp, t2);
  	}
docs: Operations on a telephony service
  
  REST: GET /telephony/{billingAccount}/service/{serviceName}/task
  @param action [required] Filter the value of action property (=)
  @param status [required] Filter the value of status property (=)
  @param serviceType [required] Filter the value of serviceType property (=)
  @param billingAccount [required] The name of your billingAccount
  @param serviceName [required]