meson

var spanGroupData = [ {"timestamp": 1175410800, "group": [ {"author_id": 8, "token_count": 7}, ]}, {"timestamp": 1559372400, "group": [ {"author_id": 0, "token_count": 13828}, {"author_id": 14, "token_count": 3}, ]}, {"timestamp": 1572591600, "group": [ {"author_id": 1, "token_count": 89}, ]}, {"timestamp": 1575187200, "group": [ {"author_id": 12, "token_count": 9}, {"author_id": 0, "token_count": 115}, ]}, {"timestamp": 1577865600, "group": [ {"author_id": 15, "token_count": 3}, ]}, {"timestamp": 1580544000, "group": [ {"author_id": 8, "token_count": 1}, ]}, {"timestamp": 1583049600, "group": [ {"author_id": 0, "token_count": 18717}, {"author_id": 1, "token_count": 7}, ]}, {"timestamp": 1585724400, "group": [ {"author_id": 0, "token_count": 112}, ]}, {"timestamp": 1593586800, "group": [ {"author_id": 8, "token_count": 1}, ]}, {"timestamp": 1604214000, "group": [ {"author_id": 2, "token_count": 1}, ]}, {"timestamp": 1614585600, "group": [ {"author_id": 8, "token_count": 1}, ]}, {"timestamp": 1627801200, "group": [ {"author_id": 8, "token_count": 6}, ]}, {"timestamp": 1630479600, "group": [ {"author_id": 13, "token_count": 6}, ]}, {"timestamp": 1638345600, "group": [ {"author_id": 5, "token_count": 30}, ]}, {"timestamp": 1641024000, "group": [ {"author_id": 6, "token_count": 25}, ]}, {"timestamp": 1659337200, "group": [ {"author_id": 16, "token_count": 2}, ]}, {"timestamp": 1662015600, "group": [ {"author_id": 10, "token_count": 16}, {"author_id": 8, "token_count": 2}, ]}, {"timestamp": 1667286000, "group": [ {"author_id": 11, "token_count": 12}, ]}, {"timestamp": 1680332400, "group": [ {"author_id": 17, "token_count": 1}, ]}, {"timestamp": 1685602800, "group": [ {"author_id": 3, "token_count": 40}, ]}, {"timestamp": 1688194800, "group": [ {"author_id": 19, "token_count": 1}, ]}, {"timestamp": 1698822000, "group": [ {"author_id": 9, "token_count": 15}, ]}, {"timestamp": 1701417600, "group": [ {"author_id": 9, "token_count": 3}, ]}, {"timestamp": 1704096000, "group": [ {"author_id": 4, "token_count": 1}, ]}, {"timestamp": 1717225200, "group": [ {"author_id": 2, "token_count": 44}, ]}, {"timestamp": 1722495600, "group": [ {"author_id": 4, "token_count": 38}, ]}, {"timestamp": 1727766000, "group": [ {"author_id": 18, "token_count": 1}, ]}, {"timestamp": 1754031600, "group": [ {"author_id": 7, "token_count": 24}, ]}, ]