### Is there an existing issue for this?

- [X] I have searched the existing issues

### Current Behavior

When starting the transcription job in response job object is null:

<img width="1154" alt="Screenshot 2023-04-03 at 09 21 09" src="https://user-images.githubusercontent.com/454412/229447066-1671f811-da49-478d-bf24-252f30b17699.png">


### Expected Behavior

Response from the real AWS stack - job object is not null

<img width="1161" alt="Screenshot 2023-04-03 at 09 30 13" src="https://user-images.githubusercontent.com/454412/229441498-06125248-3b68-4679-8204-0163e8245db6.png">


### How are you starting LocalStack?

Custom (please describe below)

### Steps To Reproduce

Using test containers, reproducing project can be found here:

https://github.com/kkocel/local-stack-transcribe-repro

### Environment

```markdown
- OS: macOS
- LocalStack: latest
```


### Anything else?

_No response_
region = s3_client.meta.region_name
    kwargs = {}
    if region != "us-east-1":
        kwargs["CreateBucketConfiguration"] = {"LocationConstraint": region}
    return s3_create_bucket(**kwargs)
@pytest.fixture
def sqs_create_queue(sqs_client):
    queue_urls = []
    def factory(**kwargs):
        if "QueueName" not in kwargs:
            kwargs["QueueName"] = "test-queue-%s" % short_uid()
        response = sqs_client.create_queue(**kwargs)
        url = response["QueueUrl"]
        queue_urls.append(url)
        return url
    yield factory
    
    for queue_url in queue_urls:
        try:
            sqs_client.delete_queue(QueueUrl=queue_url)
        except Exception as e:
            LOG.debug("error cleaning up queue %s: %s", queue_url, e)
@pytest.fixture
def sqs_receive_messages_delete(sqs_client):