### 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_
def _send_message():
            aws_client.sqs.send_message(QueueUrl=sqs_queue, MessageBody="foobared")
        Timer(1, _send_message).start()  
        response = aws_client.sqs.receive_message(QueueUrl=sqs_queue, WaitTimeSeconds=10)
        assert (
            len(response.get("Messages", [])) == 1
        ), f"unexpected number of messages in response {response}"
    @pytest.mark.aws_validated
    def test_wait_time_seconds_queue_attribute_waits_correctly(self, sqs_create_queue, aws_client):