def METHOD_NAME(fledge_url):
    _connection = http.client.HTTPConnection(fledge_url)
    _connection.request("GET", '/fledge/statistics')
    r = _connection.getresponse()
    assert 200 == r.status
    r = r.read().decode()
    jdoc = json.loads(r)
    return utils.serialize_stats_map(jdoc)