### 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_
)  # ex
        # ge
        response = sqs_http_client.get(
            queue1_url,
            params={
                "Action": "ReceiveMessage",
            },
        )
        assert response.ok
        assert "<Body>foobar</Body>" in response.text
        assert "<MD5OfBody>" in response.text
    @pytest.mark.aws_validated
    def test_get_on_deleted_queue_fails(
        self, sqs_create_queue, sqs_http_client, sqs_queue_exists, aws_client
    ):
        queue_url = sqs_create_queue()
        aws_client.sqs.delete_queue(QueueUrl=queue_url)
        assert poll_condition(lambda: not sqs_queue_exists(queue_url), timeout=5)
        response = sqs_http_client.get(
            queue_url,
            params={
                "Action": "GetQueueAttributes",
                "AttributeName.1": "QueueArn",
            },
        )
        assert "<Code>AWS.SimpleQueueService.NonExistentQueue</Code>" in response.text
        assert "<Message>The specified queue does not exist for this wsdl version" in response.text
        assert response.status_code == 400
    @pytest.mark.aws_validated
    def test_get_without_query_returns_unknown_operation(self, sqs_create_queue, sqs_http_client):