async def METHOD_NAME(client: TestClient):
    response = await client.get("/some-invalid-address-outside-api")
    payload = await response.text()
    assert response.status == 404, payload
    response = await client.get("/v1/some-invalid-address-in-api")
    payload = await response.json()
    assert response.status == 404, payload
    assert is_enveloped(payload)
    data, error = unwrap_envelope(payload)
    assert error
    assert not data