[
  "event CheckpointToken(uint256,uint256)",
  "event Claimed(uint256,uint256,uint256,uint256)",
  "event ToggleAllowCheckpointToken(bool)",
  "function checkpointToken()",
  "function checkpointTotalSupply()",
  "function claim(uint256) returns (uint256)",
  "function claimMany(uint256[]) returns (bool)",
  "function claimWithPendingRewards(uint256,address,uint256,bytes32[]) returns (uint256)"
]