boot

var spanGroupData = [ {"timestamp": 1501570800, "group": [ {"author_id": 0, "token_count": 1107}, ]}, {"timestamp": 1504249200, "group": [ {"author_id": 0, "token_count": 1}, ]}, {"timestamp": 1538377200, "group": [ {"author_id": 0, "token_count": 297}, ]}, {"timestamp": 1554102000, "group": [ {"author_id": 0, "token_count": 75}, ]}, {"timestamp": 1630479600, "group": [ {"author_id": 0, "token_count": 1}, ]}, {"timestamp": 1638345600, "group": [ {"author_id": 1, "token_count": 4}, ]}, ]