BatchMetadataUpdate (uint256 _fromTokenId, uint256 _toTokenId)
[topic 0]:0x6bd5c950a8d8df17f772f5af37cb3655737899cbf903264b9795592da439661c
0x000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000bc