Using the most recent version of LocalStack and the most recent version of the AWS CLI...

```
awslocal sqs create-queue --queue-name foo                                                                                                                                                                         
{                                                                                                                                                                                                                  
    "QueueUrl": "http://localhost:4566/000000000000/foo"
} 

awslocal sqs send-message --message-body hello --queue-url http://localhost/000000000000/foo                                                                                                                       
{                                                                                                                                                                                                                  
  "MD5OfMessageBody": "5d41402abc4b2a76b9719d911017c592", 
  "MessageId": "53be5840-770a-49e6-8e23-cfca3469c7ff" 
}
                                                                                                                                                                                                                                                                                                              
awslocal sqs receive-message --queue-url http://localhost/000000000000/foo
{
   "Messages": [                                                                                                                                                                                                  
        {                                                                                                                                                                                                          
            "MessageId": "53be5840-770a-49e6-8e23-cfca3469c7ff",                                                                                                                                                   
            "ReceiptHandle": "ZmE3NTAxZjItZTEzMS00ZDNjLWE0ODgtODUzNTU0ZjE4YzBjIGFybjphd3M6c3FzOnVzLWVhc3QtMTowMDAwMDAwMDAwMDA6Zm9vIDUzYmU1ODQwLTc3MGEtNDllNi04ZTIzLWNmY2EzNDY5YzdmZiAxNjk4OTUwNjM2LjQxODc3ODc=",   
            "MD5OfBody": "5d41402abc4b2a76b9719d911017c592",                                                                                                                                                       
            "Body": "hello"                                                                                                                                                                                        
        }                                                                                                                                                                                                          
    ]                                                                                                                                                                                                              
}                                                                                                                                                                                                                  

awslocal sqs change-message-visibility --visibility-timeout 10 --queue-url http://localhost:4566/000000000000/foo --receipt-handle ZmE3NTAxZjItZTEzMS00ZDNjLWE0ODgtODUzNTU0ZjE4YzBjIGFybjphd3M6c3FzOnVzLWVhc3QtMTo\wMDAwMDAwMDAwMDA6Zm9vIDUzYmU1ODQwLTc3MGEtNDllNi04ZTIzLWNmY2EzNDY5YzdmZiAxNjk4OTUwNjM2LjQxODc3ODc=                                                                                                                  
                                                                                                                                                                                                                   
An error occurred (AWS.SimpleQueueService.MessageNotInflight) when calling the ChangeMessageVisibility operation: Unknown 
```
"""
        Returns false if the message has a visibility deadline that is in the future.
        :return: whether the message is visibile or not.
        """
        if self.visibility_deadline is None:
            return True
        if time.time() >= self.visibility_deadline:
            return True
        return False
    @property
    def is_delayed(self) -> bool:
        if self.delay_seconds is None:
            return False
        return time.time() <= self.created + self.delay_seconds
    def __gt__(self, other):
        return self.priority > other.priority
    def __ge__(self, other):
        return self.priority >= other.priority
    def __lt__(self, other):
        return self.priority < other.priority
    def __le__(self, other):
        return self.priority <= other.priority
    def __eq__(self, other):
        return self.message_id == other.message_id
    def __hash__(self):
        return self.message_id.__hash__()
    def __repr__(self):
        return f"SqsMessage(id={self.message_id},group={self.message_group_id})"
class ReceiveMessageResult: