Buy (index_topic_1address account, uint256 assetAmount, uint256 payoutAmount, uint256 duration)
[topic 0]:0xbeae048c6d270d9469f86cf6e8fedda3c60ad770f16c24c9fc131c8e9a09101d
0x00000000000000000000000079e95f5b9679ca97da6823864548b223024f56ff000000000000000000000000000000000000000000000000016345785d8a00000000000000000000000000000000000000000000000000095d63f7c64202933700000000000000000000000000000000000000000000000003f70fa45ebfd800