[
  {
    "type": "constructor",
    "inputs": [
      {
        "name": "owner_",
        "type": "address",
        "internalType": "address"
      },
      {
        "name": "admin_",
        "type": "address",
        "internalType": "address"
      }
    ],
    "stateMutability": "nonpayable"
  },
  {
    "name": "AccessControlBadConfirmation",
    "type": "error",
    "inputs": []
  },
  {
    "name": "AccessControlUnauthorizedAccount",
    "type": "error",
    "inputs": [
      {
        "name": "account",
        "type": "address",
        "internalType": "address"
      },
      {
        "name": "neededRole",
        "type": "bytes32",
        "internalType": "bytes32"
      }
    ]
  },
  {
    "name": "AdminNotChanged",
    "type": "error",
    "inputs": []
  },
  {
    "name": "ApprovalsDisabled",
    "type": "error",
    "inputs": []
  },
  {
    "name": "ArrayLengthMismatch",
    "type": "error",
    "inputs": []
  },
  {
    "name": "ERC721IncorrectOwner",
    "type": "error",
    "inputs": [
      {
        "name": "sender",
        "type": "address",
        "internalType": "address"
      },
      {
        "name": "tokenId",
        "type": "uint256",
        "internalType": "uint256"
      },
      {
        "name": "owner",
        "type": "address",
        "internalType": "address"
      }
    ]
  },
  {
    "name": "ERC721InsufficientApproval",
    "type": "error",
    "inputs": [
      {
        "name": "operator",
        "type": "address",
        "internalType": "address"
      },
      {
        "name": "tokenId",
        "type": "uint256",
        "internalType": "uint256"
      }
    ]
  },
  {
    "name": "ERC721InvalidApprover",
    "type": "error",
    "inputs": [
      {
        "name": "approver",
        "type": "address",
        "internalType": "address"
      }
    ]
  },
  {
    "name": "ERC721InvalidOperator",
    "type": "error",
    "inputs": [
      {
        "name": "operator",
        "type": "address",
        "internalType": "address"
      }
    ]
  },
  {
    "name": "ERC721InvalidOwner",
    "type": "error",
    "inputs": [
      {
        "name": "owner",
        "type": "address",
        "internalType": "address"
      }
    ]
  },
  {
    "name": "ERC721InvalidReceiver",
    "type": "error",
    "inputs": [
      {
        "name": "receiver",
        "type": "address",
        "internalType": "address"
      }
    ]
  },
  {
    "name": "ERC721InvalidSender",
    "type": "error",
    "inputs": [
      {
        "name": "sender",
        "type": "address",
        "internalType": "address"
      }
    ]
  },
  {
    "name": "ERC721NonexistentToken",
    "type": "error",
    "inputs": [
      {
        "name": "tokenId",
        "type": "uint256",
        "internalType": "uint256"
      }
    ]
  },
  {
    "name": "EnforcedPause",
    "type": "error",
    "inputs": []
  },
  {
    "name": "ExpectedPause",
    "type": "error",
    "inputs": []
  },
  {
    "name": "InvalidAddress",
    "type": "error",
    "inputs": []
  },
  {
    "name": "NotPendingOwner",
    "type": "error",
    "inputs": []
  },
  {
    "name": "RoleManagementDisabled",
    "type": "error",
    "inputs": []
  },
  {
    "name": "TransfersDisabled",
    "type": "error",
    "inputs": []
  },
  {
    "name": "AdminChanged",
    "type": "event",
    "inputs": [
      {
        "name": "oldAdmin",
        "type": "address",
        "indexed": true,
        "internalType": "address"
      },
      {
        "name": "newAdmin",
        "type": "address",
        "indexed": true,
        "internalType": "address"
      }
    ],
    "anonymous": false
  },
  {
    "name": "Approval",
    "type": "event",
    "inputs": [
      {
        "name": "owner",
        "type": "address",
        "indexed": true,
        "internalType": "address"
      },
      {
        "name": "approved",
        "type": "address",
        "indexed": true,
        "internalType": "address"
      },
      {
        "name": "tokenId",
        "type": "uint256",
        "indexed": true,
        "internalType": "uint256"
      }
    ],
    "anonymous": false
  },
  {
    "name": "ApprovalForAll",
    "type": "event",
    "inputs": [
      {
        "name": "owner",
        "type": "address",
        "indexed": true,
        "internalType": "address"
      },
      {
        "name": "operator",
        "type": "address",
        "indexed": true,
        "internalType": "address"
      },
      {
        "name": "approved",
        "type": "bool",
        "indexed": false,
        "internalType": "bool"
      }
    ],
    "anonymous": false
  },
  {
    "name": "BatchMetadataUpdate",
    "type": "event",
    "inputs": [
      {
        "name": "_fromTokenId",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      },
      {
        "name": "_toTokenId",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      }
    ],
    "anonymous": false
  },
  {
    "name": "Locked",
    "type": "event",
    "inputs": [
      {
        "name": "tokenId",
        "type": "uint256",
        "indexed": true,
        "internalType": "uint256"
      }
    ],
    "anonymous": false
  },
  {
    "name": "MetadataUpdate",
    "type": "event",
    "inputs": [
      {
        "name": "_tokenId",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      }
    ],
    "anonymous": false
  },
  {
    "name": "OwnershipTransferCancelled",
    "type": "event",
    "inputs": [
      {
        "name": "currentOwner",
        "type": "address",
        "indexed": true,
        "internalType": "address"
      },
      {
        "name": "cancelledPendingOwner",
        "type": "address",
        "indexed": true,
        "internalType": "address"
      }
    ],
    "anonymous": false
  },
  {
    "name": "OwnershipTransferStarted",
    "type": "event",
    "inputs": [
      {
        "name": "currentOwner",
        "type": "address",
        "indexed": true,
        "internalType": "address"
      },
      {
        "name": "pendingOwner",
        "type": "address",
        "indexed": true,
        "internalType": "address"
      }
    ],
    "anonymous": false
  },
  {
    "name": "OwnershipTransferred",
    "type": "event",
    "inputs": [
      {
        "name": "oldOwner",
        "type": "address",
        "indexed": true,
        "internalType": "address"
      },
      {
        "name": "newOwner",
        "type": "address",
        "indexed": true,
        "internalType": "address"
      }
    ],
    "anonymous": false
  },
  {
    "name": "Paused",
    "type": "event",
    "inputs": [
      {
        "name": "account",
        "type": "address",
        "indexed": false,
        "internalType": "address"
      }
    ],
    "anonymous": false
  },
  {
    "name": "RoleAdminChanged",
    "type": "event",
    "inputs": [
      {
        "name": "role",
        "type": "bytes32",
        "indexed": true,
        "internalType": "bytes32"
      },
      {
        "name": "previousAdminRole",
        "type": "bytes32",
        "indexed": true,
        "internalType": "bytes32"
      },
      {
        "name": "newAdminRole",
        "type": "bytes32",
        "indexed": true,
        "internalType": "bytes32"
      }
    ],
    "anonymous": false
  },
  {
    "name": "RoleGranted",
    "type": "event",
    "inputs": [
      {
        "name": "role",
        "type": "bytes32",
        "indexed": true,
        "internalType": "bytes32"
      },
      {
        "name": "account",
        "type": "address",
        "indexed": true,
        "internalType": "address"
      },
      {
        "name": "sender",
        "type": "address",
        "indexed": true,
        "internalType": "address"
      }
    ],
    "anonymous": false
  },
  {
    "name": "RoleRevoked",
    "type": "event",
    "inputs": [
      {
        "name": "role",
        "type": "bytes32",
        "indexed": true,
        "internalType": "bytes32"
      },
      {
        "name": "account",
        "type": "address",
        "indexed": true,
        "internalType": "address"
      },
      {
        "name": "sender",
        "type": "address",
        "indexed": true,
        "internalType": "address"
      }
    ],
    "anonymous": false
  },
  {
    "name": "SignalBurned",
    "type": "event",
    "inputs": [
      {
        "name": "signalId",
        "type": "uint256",
        "indexed": true,
        "internalType": "uint256"
      },
      {
        "name": "owner",
        "type": "address",
        "indexed": true,
        "internalType": "address"
      }
    ],
    "anonymous": false
  },
  {
    "name": "SignalLiked",
    "type": "event",
    "inputs": [
      {
        "name": "signalId",
        "type": "uint256",
        "indexed": true,
        "internalType": "uint256"
      },
      {
        "name": "liker",
        "type": "address",
        "indexed": true,
        "internalType": "address"
      }
    ],
    "anonymous": false
  },
  {
    "name": "SignalMinted",
    "type": "event",
    "inputs": [
      {
        "name": "signalId",
        "type": "uint256",
        "indexed": true,
        "internalType": "uint256"
      },
      {
        "name": "to",
        "type": "address",
        "indexed": true,
        "internalType": "address"
      },
      {
        "name": "tokenURI",
        "type": "string",
        "indexed": false,
        "internalType": "string"
      }
    ],
    "anonymous": false
  },
  {
    "name": "SignalURIUpdated",
    "type": "event",
    "inputs": [
      {
        "name": "signalId",
        "type": "uint256",
        "indexed": true,
        "internalType": "uint256"
      },
      {
        "name": "newURI",
        "type": "string",
        "indexed": false,
        "internalType": "string"
      }
    ],
    "anonymous": false
  },
  {
    "name": "SignalUnliked",
    "type": "event",
    "inputs": [
      {
        "name": "signalId",
        "type": "uint256",
        "indexed": true,
        "internalType": "uint256"
      },
      {
        "name": "liker",
        "type": "address",
        "indexed": true,
        "internalType": "address"
      }
    ],
    "anonymous": false
  },
  {
    "name": "Transfer",
    "type": "event",
    "inputs": [
      {
        "name": "from",
        "type": "address",
        "indexed": true,
        "internalType": "address"
      },
      {
        "name": "to",
        "type": "address",
        "indexed": true,
        "internalType": "address"
      },
      {
        "name": "tokenId",
        "type": "uint256",
        "indexed": true,
        "internalType": "uint256"
      }
    ],
    "anonymous": false
  },
  {
    "name": "Unlocked",
    "type": "event",
    "inputs": [
      {
        "name": "tokenId",
        "type": "uint256",
        "indexed": true,
        "internalType": "uint256"
      }
    ],
    "anonymous": false
  },
  {
    "name": "Unpaused",
    "type": "event",
    "inputs": [
      {
        "name": "account",
        "type": "address",
        "indexed": false,
        "internalType": "address"
      }
    ],
    "anonymous": false
  },
  {
    "name": "ADMIN_ROLE",
    "type": "function",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "bytes32",
        "internalType": "bytes32"
      }
    ],
    "stateMutability": "view"
  },
  {
    "name": "DEFAULT_ADMIN_ROLE",
    "type": "function",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "bytes32",
        "internalType": "bytes32"
      }
    ],
    "stateMutability": "view"
  },
  {
    "name": "OWNER_ROLE",
    "type": "function",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "bytes32",
        "internalType": "bytes32"
      }
    ],
    "stateMutability": "view"
  },
  {
    "name": "acceptOwnership",
    "type": "function",
    "inputs": [],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "name": "admin",
    "type": "function",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "address",
        "internalType": "address"
      }
    ],
    "stateMutability": "view"
  },
  {
    "name": "approve",
    "type": "function",
    "inputs": [
      {
        "name": "",
        "type": "address",
        "internalType": "address"
      },
      {
        "name": "",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "outputs": [],
    "stateMutability": "pure"
  },
  {
    "name": "balanceOf",
    "type": "function",
    "inputs": [
      {
        "name": "owner",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "stateMutability": "view"
  },
  {
    "name": "burn",
    "type": "function",
    "inputs": [
      {
        "name": "signalId",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "name": "cancelTransferOwnership",
    "type": "function",
    "inputs": [],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "name": "getApproved",
    "type": "function",
    "inputs": [
      {
        "name": "tokenId",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "address",
        "internalType": "address"
      }
    ],
    "stateMutability": "view"
  },
  {
    "name": "getRoleAdmin",
    "type": "function",
    "inputs": [
      {
        "name": "role",
        "type": "bytes32",
        "internalType": "bytes32"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "bytes32",
        "internalType": "bytes32"
      }
    ],
    "stateMutability": "view"
  },
  {
    "name": "grantRole",
    "type": "function",
    "inputs": [
      {
        "name": "",
        "type": "bytes32",
        "internalType": "bytes32"
      },
      {
        "name": "",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [],
    "stateMutability": "pure"
  },
  {
    "name": "hasLiked",
    "type": "function",
    "inputs": [
      {
        "name": "signalId",
        "type": "uint256",
        "internalType": "uint256"
      },
      {
        "name": "user",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "bool",
        "internalType": "bool"
      }
    ],
    "stateMutability": "view"
  },
  {
    "name": "hasRole",
    "type": "function",
    "inputs": [
      {
        "name": "role",
        "type": "bytes32",
        "internalType": "bytes32"
      },
      {
        "name": "account",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "bool",
        "internalType": "bool"
      }
    ],
    "stateMutability": "view"
  },
  {
    "name": "hasRoleAdmin",
    "type": "function",
    "inputs": [
      {
        "name": "account",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "bool",
        "internalType": "bool"
      }
    ],
    "stateMutability": "view"
  },
  {
    "name": "hasRoleOwner",
    "type": "function",
    "inputs": [
      {
        "name": "account",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "bool",
        "internalType": "bool"
      }
    ],
    "stateMutability": "view"
  },
  {
    "name": "isApprovedForAll",
    "type": "function",
    "inputs": [
      {
        "name": "owner",
        "type": "address",
        "internalType": "address"
      },
      {
        "name": "operator",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "bool",
        "internalType": "bool"
      }
    ],
    "stateMutability": "view"
  },
  {
    "name": "like",
    "type": "function",
    "inputs": [
      {
        "name": "signalId",
        "type": "uint256",
        "internalType": "uint256"
      },
      {
        "name": "liker",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "name": "likesCount",
    "type": "function",
    "inputs": [
      {
        "name": "signalId",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "stateMutability": "view"
  },
  {
    "name": "locked",
    "type": "function",
    "inputs": [
      {
        "name": "tokenId",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "bool",
        "internalType": "bool"
      }
    ],
    "stateMutability": "view"
  },
  {
    "name": "mint",
    "type": "function",
    "inputs": [
      {
        "name": "to",
        "type": "address",
        "internalType": "address"
      },
      {
        "name": "uri",
        "type": "string",
        "internalType": "string"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "name": "name",
    "type": "function",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "string",
        "internalType": "string"
      }
    ],
    "stateMutability": "view"
  },
  {
    "name": "owner",
    "type": "function",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "address",
        "internalType": "address"
      }
    ],
    "stateMutability": "view"
  },
  {
    "name": "ownerOf",
    "type": "function",
    "inputs": [
      {
        "name": "tokenId",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "address",
        "internalType": "address"
      }
    ],
    "stateMutability": "view"
  },
  {
    "name": "pause",
    "type": "function",
    "inputs": [],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "name": "paused",
    "type": "function",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "bool",
        "internalType": "bool"
      }
    ],
    "stateMutability": "view"
  },
  {
    "name": "pendingOwner",
    "type": "function",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "address",
        "internalType": "address"
      }
    ],
    "stateMutability": "view"
  },
  {
    "name": "renounceRole",
    "type": "function",
    "inputs": [
      {
        "name": "",
        "type": "bytes32",
        "internalType": "bytes32"
      },
      {
        "name": "",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [],
    "stateMutability": "pure"
  },
  {
    "name": "revokeRole",
    "type": "function",
    "inputs": [
      {
        "name": "",
        "type": "bytes32",
        "internalType": "bytes32"
      },
      {
        "name": "",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [],
    "stateMutability": "pure"
  },
  {
    "name": "safeTransferFrom",
    "type": "function",
    "inputs": [
      {
        "name": "from",
        "type": "address",
        "internalType": "address"
      },
      {
        "name": "to",
        "type": "address",
        "internalType": "address"
      },
      {
        "name": "tokenId",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "name": "safeTransferFrom",
    "type": "function",
    "inputs": [
      {
        "name": "",
        "type": "address",
        "internalType": "address"
      },
      {
        "name": "",
        "type": "address",
        "internalType": "address"
      },
      {
        "name": "",
        "type": "uint256",
        "internalType": "uint256"
      },
      {
        "name": "",
        "type": "bytes",
        "internalType": "bytes"
      }
    ],
    "outputs": [],
    "stateMutability": "pure"
  },
  {
    "name": "setAdmin",
    "type": "function",
    "inputs": [
      {
        "name": "newAdmin",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "name": "setApprovalForAll",
    "type": "function",
    "inputs": [
      {
        "name": "",
        "type": "address",
        "internalType": "address"
      },
      {
        "name": "",
        "type": "bool",
        "internalType": "bool"
      }
    ],
    "outputs": [],
    "stateMutability": "pure"
  },
  {
    "name": "setSignalURI",
    "type": "function",
    "inputs": [
      {
        "name": "signalId",
        "type": "uint256",
        "internalType": "uint256"
      },
      {
        "name": "newURI",
        "type": "string",
        "internalType": "string"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "name": "setSignalURIBatch",
    "type": "function",
    "inputs": [
      {
        "name": "signalIds",
        "type": "uint256[]",
        "internalType": "uint256[]"
      },
      {
        "name": "newURIs",
        "type": "string[]",
        "internalType": "string[]"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "name": "supportsInterface",
    "type": "function",
    "inputs": [
      {
        "name": "interfaceId",
        "type": "bytes4",
        "internalType": "bytes4"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "bool",
        "internalType": "bool"
      }
    ],
    "stateMutability": "view"
  },
  {
    "name": "symbol",
    "type": "function",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "string",
        "internalType": "string"
      }
    ],
    "stateMutability": "view"
  },
  {
    "name": "tokenURI",
    "type": "function",
    "inputs": [
      {
        "name": "tokenId",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "string",
        "internalType": "string"
      }
    ],
    "stateMutability": "view"
  },
  {
    "name": "transferFrom",
    "type": "function",
    "inputs": [
      {
        "name": "",
        "type": "address",
        "internalType": "address"
      },
      {
        "name": "",
        "type": "address",
        "internalType": "address"
      },
      {
        "name": "",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "outputs": [],
    "stateMutability": "pure"
  },
  {
    "name": "transferOwnership",
    "type": "function",
    "inputs": [
      {
        "name": "newOwner",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "name": "unpause",
    "type": "function",
    "inputs": [],
    "outputs": [],
    "stateMutability": "nonpayable"
  }
]