OperatorRegistered (address operator, uint256[4] blsKey)
[topic 0]:0x54bc9cf83c2eb0f2ad1abf6e4fab882964404622ba2df6b5a9356a18d3aac055
0x07d40ae4b162c9739648baf040a6c87ad6707d50e0d9047ce21bc9f4b13ebb3e25fbe62822cf222f6e9c326cd149c69c683def4beae85152d1f385657d855a2c18ad96e911d6c05128c6ea2bfc3ede241db1eba0698f4f0e027f3925e7cbb72a016ca6767a62574b11e63ce2482ffa46a9866ce4082cd1d222a83c72223b57d0