### 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_
d by replacing such strings with their original.
    """
    def _default_serialize(self, xmlnode: ETree.Element, params: str, _, name: str, __) -> None:
        """Ensures that XML text nodes use HTML entities instead of " or \r"""
        node = ETree.SubElement(xmlnode, name)
        node.text = str(params).replace('"', "&quot;").replace("\r", "&#xD;")
    def _node_to Optional[ETree.ElementTree], mime_type: str) -> Optional[str]:
        """
        Replaces the double-escaped HTML entities with their correct HTML entity (basically reverts the escaping in
        the serialization of the used XML framework).
        """
        generated_string = super()._node_to_string(pe)
        return (
            to_bytes(
                to_str(generated_string)
                # Undo the second escaping of the &
                .replace("&amp;quot;", "&quot;")
                # Undo the second escaping of the carriage return (\r)
                .replace("&amp;#xD;", "&#xD;")
            )
            if generated_string is not None
            else None
        )
def gen_amzn_requestid_long():
    return "".join([random.choice(REQUEST_ID_CHARACTERS) for _ in range(0, 52)])
def create_serializer(service: ServiceModel) -> ResponseSerializer:
    """
    Creates the right serializer for the given service model.
    :param service: to create the serializer for
    :return: ResponseSerializer which can handle the protocol of the service
    """
    # Unfortunately, some services show subtle differences in their serialized responses, even though their
    # specification states they implement the same protocol.
    # Since some clients might be stricter / less resilient than others, we need to mimic the serialization of the
    # specific services as close as possible.
    # Therefore, the service-specific seriallly more specific
    # protocol implementation) has precedence over the more general protocol-specific serializers.
    service_specific_serializers = {"sqs": SqsRes