RewardMetadataUpdated (index_topic_1bytes32 identifier, index_topic_2address token, bytes32 merkleRoot, bytes32 proof, uint256 activeAt)
[topic 0]:0x1d0b6716ec306cca1346fdec2c918d00831bd1239f2d28acf62e94f2373355fc
[topic 1]:0xb51b24e9b640f1348d09d39e0b10c391ec93811779df9311e430a0c7e920fcd4
0x63a2c1a3b2cddc4ac0bf9953f3f5821e0fccd65c9bb08df7a17b50b040415bcff69f5bd7e44b335c33a3ef98b488e1f4d3655b684f29f556746a5f39ed15369c00000000000000000000000000000000000000000000000000000000670e0201