Reward (address staker, uint256 amount_1, uint256 amount_2)
[topic 0]:0x02a6a2be713fedf52f113c0a759f1c1a23a113476d9b1b1a2a453c910660de4e
0x0000000000000000000000000000000000000000000000000001fd51291300000000000000000000000000000000000000000000000000000000000000000002