OperatorRegistered (uint256 index, address operator, uint256[4] blsKey)
[topic 0]:0x331f973b64838ebff40e989e4e441a3e3296615cce84c871a24c1ce7e821b4ba
[topic 1]:0x0000000000000000000000009a245c07dd43f65a80e4fa8deaf1664c8a038109
0x00000000000000000000000000000000000000000000000000000000000000032487318943751bea302c97269e2612dd41d8866cecdf3c1f6843cc08612e7b1316f21189ea9c91168653bb31cfaf4b13a2f1e451f05a3eb29dfd727e64a8e05e0f74ad66c1786919887d7d6bb023e1fc6ff393bfb9179bbe43734fbd2e8d35c71107b1cf19348bb0b0084367443626dbe9498a0d21f01090acc7c1d31d14b3e4