OutputProposed (index_topic_1bytes32 outputRoot, index_topic_2uint256 l2OutputIndex, index_topic_3uint256 l2BlockNumber, uint256 l1Timestamp)
[topic 0]:0xa7aaf2512769da4e444e3de247be2564225c2e7a8f74cfe528e46e17d24868e2
[topic 1]:0xdf4a94e8d547f7dbd1d9989c29f25c89f0932db2fff761f6a72ea06025acd8ff
[topic 2]:0x000000000000000000000000000000000000000000000000000000000000013f
[topic 3]:0x000000000000000000000000000000000000000000000000000000000000e100
0x00000000000000000000000000000000000000000000000000000000673f2108