### 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_
template_names = []
    def factory(name: str, contents: str, subject: str = f"Email template {short_uid()}"):
        ses_client.create_template(
            Template={
                "TemplateName": name,
                "SubjectPart": subject,
                "TextPart": contents,
            }
        )
        template_names.append(name)
    yield factory
    for template_name in template_names:
        ses_client.delete_template(TemplateName=template_name)
@pytest.fixture
def ses_verify_identity(ses_client):
    identities = []
    def factory(email_address: str) -> None:
        ses_client.verify_email_identity(EmailAddress=email_address)
    yield factory
    for identity in identities:
        ses_client.delete_identity(Identity=identity)
@pytest.fixture
def ec2_create_security_group(ec2_client):