OutputProposed (index_topic_1bytes32 outputRoot, index_topic_2uint256 l2OutputIndex, index_topic_3uint256 l2BlockNumber, uint256 l1Timestamp)
[topic 0]:0xa7aaf2512769da4e444e3de247be2564225c2e7a8f74cfe528e46e17d24868e2
[topic 1]:0x14467d4e22b15b73d3bf7071887390bc5aa55c995551f3cac516e93f314b4ca4
[topic 2]:0x000000000000000000000000000000000000000000000000000000000000d771
[topic 3]:0x0000000000000000000000000000000000000000000000000000000000977c28
0x00000000000000000000000000000000000000000000000000000000675a0baa