### 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_name = f"invalid-{short_uid()}"
        attributes = {"FifoQueue": "true"}
        with pytest.raises(Exception) as e:
            sqs_create_queue(QueueName=queue_name, Attributes=attributes)
        e.match("InvalidParameterValue")
    @pytest.mark.aws_validated
    def test_standard_queue_cannot_have_fifo_suffix(self, sqs_create_queue):
        queue_name = f"queue-{short_uid()}.fifo"
        with pytest.raises(Exception) as e:
            sqs_create_queue(QueueName=queue_name)
        e.match("InvalidParameterValue")
    @pytest.mark.xfail
    def test_redrive_policy_attribute_validity(self, sqs_create_queue, sqs_queue_arn, aws_client):
        dl_queue_name = f"dl-queue-{short_uid()}"
        dl_queue_url = sqs_create_queue(QueueName=dl_queue_name)
        dl_target_arn = sqs_queue_arn(dl_queue_url)
        queue_name = f"queue-{short_uid()}"
        queue_url = sqs_create_queue(QueueName=queue_name)
        valid_max_receive_count = "42"
        invalid_max_receive_count = "invalid"
        with pytest.raises(Exception) as e:
            aws_client.sqs.set_queue_attributes(
                QueueUrl=queue_url,
                Attributes={"RedrivePolicy": json.dumps({"deadLetterTargetArn": dl_target_arn})},