AnswerUpdated (index_topic_1int256 current, index_topic_2uint256 roundId, uint256 updatedAt)
[topic 0]:0x0559884fd3a460db3073b7fc896cc77986f16e378210ded43186175bf646fc5f
[topic 1]:0x00000000000000000000000000000000000000000000000000000000042c1d80
[topic 2]:0x0000000000000000000000000000000000000000000000000000000000000000
0x0000000000000000000000000000000000000000000000000000000064a66e50