{
  "_format": "hh-sol-artifact-1",
  "contractName": "BaseVerifierHelper",
  "sourceName": "contracts/verifierHelpers/BaseVerifierHelper.sol",
  "abi": [
    {
      "inputs": [
        {
          "internalType": "contract Unirep",
          "name": "_unirep",
          "type": "address"
        },
        {
          "internalType": "contract IVerifier",
          "name": "_verifier",
          "type": "address"
        }
      ],
      "stateMutability": "nonpayable",
      "type": "constructor"
    },
    {
      "inputs": [],
      "name": "AttesterInvalid",
      "type": "error"
    },
    {
      "inputs": [],
      "name": "CallerInvalid",
      "type": "error"
    },
    {
      "inputs": [
        {
          "internalType": "uint48",
          "name": "chainId",
          "type": "uint48"
        }
      ],
      "name": "ChainIdNotMatch",
      "type": "error"
    },
    {
      "inputs": [],
      "name": "InvalidEpoch",
      "type": "error"
    },
    {
      "inputs": [],
      "name": "InvalidEpochKey",
      "type": "error"
    },
    {
      "inputs": [],
      "name": "InvalidProof",
      "type": "error"
    },
    {
      "inputs": [
        {
          "internalType": "uint256",
          "name": "stateTreeRoot",
          "type": "uint256"
        }
      ],
      "name": "InvalidStateTreeRoot",
      "type": "error"
    },
    {
      "inputs": [],
      "name": "SNARK_SCALAR_FIELD",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "chainid",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "uint256",
          "name": "control",
          "type": "uint256"
        }
      ],
      "name": "decodeEpochKeyControl",
      "outputs": [
        {
          "internalType": "uint8",
          "name": "nonce",
          "type": "uint8"
        },
        {
          "internalType": "uint48",
          "name": "epoch",
          "type": "uint48"
        },
        {
          "internalType": "uint160",
          "name": "attesterId",
          "type": "uint160"
        },
        {
          "internalType": "bool",
          "name": "revealNonce",
          "type": "bool"
        },
        {
          "internalType": "uint48",
          "name": "chainId",
          "type": "uint48"
        }
      ],
      "stateMutability": "pure",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "uint256",
          "name": "data",
          "type": "uint256"
        },
        {
          "internalType": "uint8",
          "name": "shiftBits",
          "type": "uint8"
        },
        {
          "internalType": "uint8",
          "name": "variableBits",
          "type": "uint8"
        }
      ],
      "name": "shiftAndParse",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "stateMutability": "pure",
      "type": "function"
    }
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