RequestToken (index_topic_1address tokenAddress, index_topic_2uint256 tokenAmount, index_topic_3address mainVault)
[topic 0]:0x72fbfbb28f580f769f6d914e88809b1852abd53c25ac21135aa507c4483d672e
[topic 2]:0x00000000000000000000000000000000000000000000000000000000001e8480