OutputProposed (index_topic_1bytes32 outputRoot, index_topic_2uint256 l2OutputIndex, index_topic_3uint256 l2BlockNumber, uint256 l1Timestamp)
[topic 0]:0xa7aaf2512769da4e444e3de247be2564225c2e7a8f74cfe528e46e17d24868e2
[topic 1]:0x85fe0dae902beb4a9c54b96e2944e3bb292257417b5100d78b6a21a06d5297b2
[topic 2]:0x0000000000000000000000000000000000000000000000000000000000000074
[topic 3]:0x00000000000000000000000000000000000000000000000000000000000336a8
0x0000000000000000000000000000000000000000000000000000000066457bcc