errata

var spanGroupData = [ {"timestamp": 1556694000, "group": [ {"author_id": 7, "token_count": 1}, ]}, {"timestamp": 1614585600, "group": [ {"author_id": 0, "token_count": 427}, ]}, {"timestamp": 1651388400, "group": [ {"author_id": 1, "token_count": 19}, ]}, {"timestamp": 1654066800, "group": [ {"author_id": 1, "token_count": 4}, ]}, {"timestamp": 1672560000, "group": [ {"author_id": 4, "token_count": 6}, ]}, {"timestamp": 1675238400, "group": [ {"author_id": 5, "token_count": 4}, {"author_id": 3, "token_count": 14}, ]}, {"timestamp": 1677657600, "group": [ {"author_id": 3, "token_count": 1}, ]}, ]

var spanGroupData = [ {"timestamp": 1506841200, "group": [ {"author_id": 8, "token_count": 2}, ]}, {"timestamp": 1556694000, "group": [ {"author_id": 7, "token_count": 1}, ]}, {"timestamp": 1614585600, "group": [ {"author_id": 0, "token_count": 96}, ]}, {"timestamp": 1651388400, "group": [ {"author_id": 1, "token_count": 246}, ]}, {"timestamp": 1656658800, "group": [ {"author_id": 1, "token_count": 26}, ]}, {"timestamp": 1662015600, "group": [ {"author_id": 1, "token_count": 32}, {"author_id": 6, "token_count": 4}, ]}, {"timestamp": 1664607600, "group": [ {"author_id": 1, "token_count": 20}, ]}, {"timestamp": 1672560000, "group": [ {"author_id": 4, "token_count": 25}, ]}, {"timestamp": 1675238400, "group": [ {"author_id": 5, "token_count": 2}, {"author_id": 3, "token_count": 19}, ]}, {"timestamp": 1680332400, "group": [ {"author_id": 2, "token_count": 36}, ]}, ]