OutputProposed (index_topic_1bytes32 outputRoot, index_topic_2uint256 l2OutputIndex, index_topic_3uint256 l2BlockNumber, uint256 l1Timestamp)
[topic 0]:0xa7aaf2512769da4e444e3de247be2564225c2e7a8f74cfe528e46e17d24868e2
[topic 1]:0x946f63172f09e6f6c1f6e02dd6d34b1429a9e1305a9a89fe1ec1ac1b756167cf
[topic 2]:0x0000000000000000000000000000000000000000000000000000000000000d99
[topic 3]:0x00000000000000000000000000000000000000000000000000000000000b976c
0x00000000000000000000000000000000000000000000000000000000671d9228