{
    "Function": "updateHash",
    "File": "registries/contracts/UnitRegistry.sol",
    "Parent Contracts": [
        "registries/contracts/GenericRegistry.sol",
        "registries/lib/solmate/src/tokens/ERC721.sol",
        "registries/contracts/interfaces/IErrorsRegistries.sol"
    ],
    "High-Level Calls": [],
    "Internal Calls": [
        "ownerOf",
        "revert ManagerOnly(address,address)",
        "revert AgentNotFound(uint256)",
        "revert ComponentNotFound(uint256)",
        "revert ZeroValue()"
    ],
    "Library Calls": [],
    "Low-Level Calls": [],
    "Code": "function updateHash(address unitOwner, uint256 unitId, bytes32 unitHash) external virtual\n        returns (bool success)\n    {\n        // Check the manager privilege for a unit modification\n        if (manager != msg.sender) {\n            revert ManagerOnly(msg.sender, manager);\n        }\n\n        // Checking the unit ownership\n        if (ownerOf(unitId) != unitOwner) {\n            if (unitType == UnitType.Component) {\n                revert ComponentNotFound(unitId);\n            } else {\n                revert AgentNotFound(unitId);\n            }\n        }\n\n        // Check for the hash value\n        if (unitHash == 0) {\n            revert ZeroValue();\n        }\n\n        mapUnitIdHashes[unitId].push(unitHash);\n        success = true;\n\n        emit UpdateUnitHash(unitId, unitType, unitHash);\n    }"
}