[
  {
    "type": "function",
    "name": "ACC_SCALE",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "MAX_DISCOUNT_BPS",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "uint16",
        "internalType": "uint16"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "STREAM_PERIOD",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "uint64",
        "internalType": "uint64"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "TIER_COUNT",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "TIER_WARMUP",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "uint64",
        "internalType": "uint64"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "USDG",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "address",
        "internalType": "contract IERC20"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "accPerShare",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "acceptOwnership",
    "inputs": [],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "accounted",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "claim",
    "inputs": [],
    "outputs": [
      {
        "name": "amount",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "discountBpsOf",
    "inputs": [
      {
        "name": "account",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "uint16",
        "internalType": "uint16"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "earned",
    "inputs": [
      {
        "name": "account",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "freshSince",
    "inputs": [
      {
        "name": "",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "uint64",
        "internalType": "uint64"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "freshStakeOf",
    "inputs": [
      {
        "name": "",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "lastRelease",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "uint64",
        "internalType": "uint64"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "owner",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "address",
        "internalType": "address"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "pause",
    "inputs": [],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "paused",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "bool",
        "internalType": "bool"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "pending",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "pendingOwner",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "address",
        "internalType": "address"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "renounceOwnership",
    "inputs": [],
    "outputs": [],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "rewardDebt",
    "inputs": [
      {
        "name": "",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "rewards",
    "inputs": [
      {
        "name": "",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "setTiers",
    "inputs": [
      {
        "name": "thresholds",
        "type": "uint128[4]",
        "internalType": "uint128[4]"
      },
      {
        "name": "discounts",
        "type": "uint16[4]",
        "internalType": "uint16[4]"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "setToken",
    "inputs": [
      {
        "name": "token_",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "stake",
    "inputs": [
      {
        "name": "amount",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "stakeOf",
    "inputs": [
      {
        "name": "",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "streamEnds",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "uint64",
        "internalType": "uint64"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "sync",
    "inputs": [],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "tierOf",
    "inputs": [
      {
        "name": "account",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "uint8",
        "internalType": "uint8"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "tierStakeOf",
    "inputs": [
      {
        "name": "account",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "tiers",
    "inputs": [],
    "outputs": [
      {
        "name": "thresholds",
        "type": "uint128[4]",
        "internalType": "uint128[4]"
      },
      {
        "name": "discounts",
        "type": "uint16[4]",
        "internalType": "uint16[4]"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "token",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "address",
        "internalType": "address"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "tokenUnit",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "totalStaked",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "transferOwnership",
    "inputs": [
      {
        "name": "newOwner",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "unpause",
    "inputs": [],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "unstake",
    "inputs": [
      {
        "name": "amount",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "event",
    "name": "Claimed",
    "inputs": [
      {
        "name": "account",
        "type": "address",
        "indexed": true,
        "internalType": "address"
      },
      {
        "name": "amount",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "OwnershipTransferStarted",
    "inputs": [
      {
        "name": "previousOwner",
        "type": "address",
        "indexed": true,
        "internalType": "address"
      },
      {
        "name": "newOwner",
        "type": "address",
        "indexed": true,
        "internalType": "address"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "OwnershipTransferred",
    "inputs": [
      {
        "name": "previousOwner",
        "type": "address",
        "indexed": true,
        "internalType": "address"
      },
      {
        "name": "newOwner",
        "type": "address",
        "indexed": true,
        "internalType": "address"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "Paused",
    "inputs": [
      {
        "name": "account",
        "type": "address",
        "indexed": false,
        "internalType": "address"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "Staked",
    "inputs": [
      {
        "name": "account",
        "type": "address",
        "indexed": true,
        "internalType": "address"
      },
      {
        "name": "amount",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      },
      {
        "name": "stake",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      },
      {
        "name": "totalStaked",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "Synced",
    "inputs": [
      {
        "name": "caller",
        "type": "address",
        "indexed": true,
        "internalType": "address"
      },
      {
        "name": "amount",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      },
      {
        "name": "accPerShare",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      },
      {
        "name": "pending",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "TiersSet",
    "inputs": [
      {
        "name": "thresholds",
        "type": "uint128[4]",
        "indexed": false,
        "internalType": "uint128[4]"
      },
      {
        "name": "discounts",
        "type": "uint16[4]",
        "indexed": false,
        "internalType": "uint16[4]"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "TokenSet",
    "inputs": [
      {
        "name": "token",
        "type": "address",
        "indexed": true,
        "internalType": "address"
      },
      {
        "name": "decimals",
        "type": "uint8",
        "indexed": false,
        "internalType": "uint8"
      },
      {
        "name": "tokenUnit",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "Unpaused",
    "inputs": [
      {
        "name": "account",
        "type": "address",
        "indexed": false,
        "internalType": "address"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "Unstaked",
    "inputs": [
      {
        "name": "account",
        "type": "address",
        "indexed": true,
        "internalType": "address"
      },
      {
        "name": "amount",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      },
      {
        "name": "stake",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      },
      {
        "name": "totalStaked",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      }
    ],
    "anonymous": false
  },
  {
    "type": "error",
    "name": "BadTiers",
    "inputs": []
  },
  {
    "type": "error",
    "name": "BadToken",
    "inputs": [
      {
        "name": "token",
        "type": "address",
        "internalType": "address"
      }
    ]
  },
  {
    "type": "error",
    "name": "BadTokenDecimals",
    "inputs": [
      {
        "name": "decimals",
        "type": "uint8",
        "internalType": "uint8"
      }
    ]
  },
  {
    "type": "error",
    "name": "DiscountTooHigh",
    "inputs": [
      {
        "name": "discount",
        "type": "uint16",
        "internalType": "uint16"
      },
      {
        "name": "max",
        "type": "uint16",
        "internalType": "uint16"
      }
    ]
  },
  {
    "type": "error",
    "name": "EnforcedPause",
    "inputs": []
  },
  {
    "type": "error",
    "name": "ExpectedPause",
    "inputs": []
  },
  {
    "type": "error",
    "name": "InsufficientStake",
    "inputs": [
      {
        "name": "account",
        "type": "address",
        "internalType": "address"
      },
      {
        "name": "stake",
        "type": "uint256",
        "internalType": "uint256"
      },
      {
        "name": "amount",
        "type": "uint256",
        "internalType": "uint256"
      }
    ]
  },
  {
    "type": "error",
    "name": "NothingToClaim",
    "inputs": []
  },
  {
    "type": "error",
    "name": "OwnableInvalidOwner",
    "inputs": [
      {
        "name": "owner",
        "type": "address",
        "internalType": "address"
      }
    ]
  },
  {
    "type": "error",
    "name": "OwnableUnauthorizedAccount",
    "inputs": [
      {
        "name": "account",
        "type": "address",
        "internalType": "address"
      }
    ]
  },
  {
    "type": "error",
    "name": "ReentrancyGuardReentrantCall",
    "inputs": []
  },
  {
    "type": "error",
    "name": "RenounceDisabled",
    "inputs": []
  },
  {
    "type": "error",
    "name": "SafeERC20FailedOperation",
    "inputs": [
      {
        "name": "token",
        "type": "address",
        "internalType": "address"
      }
    ]
  },
  {
    "type": "error",
    "name": "TokenAlreadySet",
    "inputs": [
      {
        "name": "token",
        "type": "address",
        "internalType": "address"
      }
    ]
  },
  {
    "type": "error",
    "name": "TokenNotSet",
    "inputs": []
  },
  {
    "type": "error",
    "name": "TransferShortfall",
    "inputs": [
      {
        "name": "expected",
        "type": "uint256",
        "internalType": "uint256"
      },
      {
        "name": "received",
        "type": "uint256",
        "internalType": "uint256"
      }
    ]
  },
  {
    "type": "error",
    "name": "ZeroAddress",
    "inputs": []
  },
  {
    "type": "error",
    "name": "ZeroAmount",
    "inputs": []
  },
  {
    "type": "constructor",
    "inputs": [
      {
        "name": "owner_",
        "type": "address",
        "internalType": "address"
      },
      {
        "name": "usdg_",
        "type": "address",
        "internalType": "address"
      }
    ],
    "stateMutability": "nonpayable"
  }
]