def create_sas_locator(access_token, asset_id, accesspolicy_id):
path = '<STR_LIT>'<EOL>endpoint = '<STR_LIT>'.join([ams_rest_endpoint, path])<EOL>body = '<STR_LIT>' + accesspolicy_id + '<STR_LIT>' + asset_id + '", \ ype":1 \return do_ams_post(endpoint, path, body, access_token)<EOL>
Create Media Service SAS Locator.

    Args:
        access_token (str): A valid Azure authentication token.
        asset_id (str): Media Service Asset ID.
        accesspolicy_id (str): Media Service Access Policy ID.

    Returns:
        HTTP response. JSON body.