### 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_queue
        send_result = aws_client.sqs.send_message(QueueUrl=queue_url, MessageBody="message")
        assert send_result["MessageId"]
        with pytest.raises(ClientError) as e:
            aws_client.sqs.receive_message(
                QueueUrl=queue_url, MaxNumberOfMessages=MAX_NUMBER_OF_MESSAGES + 1
            )
        snapshot.match("send_max_number_of_messages", e.value.response)
    @pytest.mark.aws_validated
    def test_receive_message_attributes_timestamp_types(self, sqs_queue, aws_client):
        aws_client.sqs.send_message(QueueUrl=sqs_queue, MessageBody="message")
        r0 = aws_client.sqs.receive_message(
            QueueUrl=sqs_queue, VisibilityTimeout=0, AttributeNames=["All"]
        )
        attrs = r0["Messages"][0]["Attributes"]
        assert float(attrs["ApproximateFirstReceiveTimestamp"]).is_integer()
        assert float(attrs["SentTimestamp"]).is_integer()
        assert float(attrs["SentTimestamp"]) == pytest.approx(
            float(attrs["ApproximateFirstReceiveTimestamp"]), 2
        )
    @pytest.mark.aws_validated
    def test_send_receive_message_multiple_queues(self, sqs_create_queue, aws_client):