### Is there an existing issue for this?

- [X] I have searched the existing issues

### Current Behavior

Sending a message with body:
`"&quot;&quot;"`
is received on the consumer side with body:
`""""`

### Expected Behavior

Sending a message with body:
"&quot;&quot;"
is received on the consumer side with body:
"&quot;&quot;"

### How are you starting LocalStack?

Custom (please describe below)

### Steps To Reproduce

#### How are you starting localstack (e.g., `bin/localstack` command, arguments, or `docker-compose.yml`)

Running localstack in docker desktop on Mac using helm chart

https://localstack.github.io/helm-charts
version 0.3.7
Image version: 0.14.3

#### Client commands (e.g., AWS SDK code snippet, or sequence of "awslocal" commands)



### Environment

```markdown
- OS: macOS Monterey
- LocalStack: 0.14.3
```


### Anything else?

_No response_
queue_url = sqs_create_queue()
        for i in range(10):
            aws_client.sqs.send_message(QueueUrl=queue_url, MessageBody=f"message-{i}")
        response = aws_client.sqs.receive_message(
            QueueUrl=queue_url, VisibilityTimeout=3, WaitTimeSeconds=5, MaxNumberOfMessages=5
        )
        assert "Messages" in response
        aws_client.sqs.purge_queue(QueueUrl=queue_url)
        # wa
        time.sleep(3)
        receive_result = aws_client.sqs.receive_message(QueueUrl=queue_url, WaitTimeSeconds=1)
        assert "Messages" not in receive_result.keys()
    @pytest.mark.aws_validated
    def test_purge_queue_deletes_delayed_messages(self, sqs_create_queue, aws_client):
        queue_url = sqs_create_queue()
        for i in range(5):
            aws_client.sqs.send_message(
                QueueUrl=queue_url, MessageBody=f"message-{i}", DelaySeconds=2
            )
        aws_client.sqs.purge_queue(QueueUrl=queue_url)
        # wa
        time.sleep(2)
        receive_result = aws_client.sqs.receive_message(QueueUrl=queue_url, WaitTimeSeconds=1)
        assert "Messages" not in receive_result.keys()
    @pytest.mark.aws_validated
    @pytest.mark.skip_snapshot_verify(paths=["$..Error.Detail"])
    def test_successive_purge_calls_fail(self, sqs_create_queue, monkeypatch, snapshot, aws_client):