PairCreated (index_topic_1address token0, index_topic_2address token1, address pair, uint256 )
[topic 0]:0x0d3648bd0f6ba80134a33ba9275ac585d9d315f0ad8355cddefde31afa28d0e9
0x0000000000000000000000003ffecc12a6b46c3aa32aea38ac34efbb6c9b60520000000000000000000000000000000000000000000000000000000000000008