Query:
/api/g2c_tamagawa/?_offset=0
{'cluster_label': 'c3c2_1~2_0', 'id': 53, 'label': '100096.b.100096.1', 'local_root_number': -1, 'p': 23, 'tamagawa_number': 1}
/api/g2c_tamagawa/?_offset=0
{'cluster_label': 'c3c2_1~2_0', 'id': 53, 'label': '100096.b.100096.1', 'local_root_number': -1, 'p': 23, 'tamagawa_number': 1}