2, 'waiters' => [ 'AlarmExists' => [ 'delay' => 5, 'maxAttempts' => 40, 'operation' => 'DescribeAlarms', 'acceptors' => [ [ 'matcher' => 'path', 'expected' => true, 'argument' => 'length(MetricAlarms[]) > `0`', 'state' => 'success', ], ], ], 'CompositeAlarmExists' => [ 'delay' => 5, 'maxAttempts' => 40, 'operation' => 'DescribeAlarms', 'acceptors' => [ [ 'matcher' => 'path', 'expected' => true, 'argument' => 'length(CompositeAlarms[]) > `0`', 'state' => 'success', ], ], ], ],];