def get_update_url(d_included, base_url):
    """Parse a dict and returns, if present, the post URL

    :param d_included: a dict, as returned by res.json().get("included", {})
    :type d_raw: dict
    :param base_url: site URL
    :type d_raw: str

    :return: post url
    :rtype: str
    """
    try:
        urn = d_included["updateMetadata"]["urn"]
    except KeyError:
        return ""
    except TypeError:
        return "None"
    else:
        return f"{base_url}/feed/update/{urn}"