OutputProposed (index_topic_1bytes32 outputRoot, index_topic_2uint256 l2OutputIndex, index_topic_3uint256 l2BlockNumber, uint256 l1Timestamp)
[topic 0]:0xa7aaf2512769da4e444e3de247be2564225c2e7a8f74cfe528e46e17d24868e2
[topic 1]:0x5a6657fb3ee50e3c314f1a2e3ca9f839faa5eac69a5e1fc76a54af859de5541c
[topic 2]:0x0000000000000000000000000000000000000000000000000000000000000002
[topic 3]:0x0000000000000000000000000000000000000000000000000000000000000168
0x0000000000000000000000000000000000000000000000000000000066754e60