OutputProposed (index_topic_1bytes32 outputRoot, index_topic_2uint256 l2OutputIndex, index_topic_3uint256 l2BlockNumber, uint256 l1Timestamp)
[topic 0]:0xa7aaf2512769da4e444e3de247be2564225c2e7a8f74cfe528e46e17d24868e2
[topic 1]:0x2865990aa930c41c01eab0aec8c158e232484efd20debbdef7341f0855b52cfc
[topic 2]:0x000000000000000000000000000000000000000000000000000000000000076b
[topic 3]:0x0000000000000000000000000000000000000000000000000000000000037aa0
0x00000000000000000000000000000000000000000000000000000000673f1154