TokenPurchased (index_topic_1address buyer, index_topic_2uint256 amount, index_topic_3uint256 ethSpent)
[topic 0]:0x3ceffd410054fdaed44f598ff5c1fb450658778e2241892da4aa646979dee617
0x0000000000000000000000000000000000000000000000000f903ebafa55800000000000000000000000000000000000000000000000000000000000000a446f