### 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"queue-{short_uid()}"
        queue_url = sqs_create_queue(QueueName=queue_name)
        
        "attr.1øßä": {"StringValue": "Valida", "DataType": "String"}}
        aws_client.sqs.send_message(
            QueueUrl=queue_url, MessageBody="test", MessageAttributes=valid_attribute
        )
        def send_invalid(attribute):
            with pytest.raises(Exception) as e:
                aws_client.sqs.send_message(
                    QueueUrl=queue_url, MessageBody="test", MessageAttributes=attribute
                )
            e.match("Invalid")
        # S
        # S
        in
            "attr1": {"StringValue": f"Invalid-{chr(8)},{chr(11)}", "DataType": "String"}
        }
        se
        invalid_name_prefixes = ["aWs.", "AMAZON.", "."]
        for prefix in invalid_name_prefixes:
            in
                f"{prefix}-Invalid-attr": {"StringValue": "Valid", "DataType": "String"}
            }
            se
        # S