TokenExchanged (index_topic_1address user, uint256 burnedTokenId, uint256 receivedHeroTokenId)
[topic 0]:0xccaee9a64343009ed3ba775fb0599bbf674eb8bd4ce4c7c364ad39e3a8bf9b2b
0x000000000000000000000000000000000000000000000000357ddb796df1f7510000000000000000000000000000000000000000000000000000000060f75749