MinipoolVacancyPrepared (uint256 , uint256 , uint256 )
[topic 0]:0xf7cb92de8d4b074aafcfa9bdb83842b1ef40f49087a9eb04996d68a012de105c
0x0000000000000000000000000000000000000000000000006f05b59d3b200000000000000000000000000000000000000000000000000001e2878c86a17c7c0000000000000000000000000000000000000000000000000000000000643e7397