def METHOD_NAME(config):
    api = API(config)
    headers, status, content = api.landing_page({}, {'f': 'json'})
    content = json.loads(content)
    assert headers['Content-Type'] == 'application/json'
    assert status == 200
    assert len(content['links']) == 15
    assert content['stac_version'] == '1.0.0'
    assert content['type'] == 'Catalog'
    assert len(content['conformsTo']) == 18
    assert len(content['keywords']) == 3