[
  "event FeeAmountEnabled(uint24 indexed,int24 indexed)",
  "event OwnerChanged(address indexed,address indexed)",
  "event PoolCreated(address indexed,address indexed,uint24 indexed,int24,address)",
  "function createPool(address,address,uint24) returns (address)",
  "function enableFeeAmount(uint24,int24)",
  "function feeAmountTickSpacing(uint24) view returns (int24)",
  "function getPool(address,address,uint24) view returns (address)",
  "function owner() view returns (address)",
  "function setOwner(address)"
]