{
    "Function": "updateTrancheTokenMetadata",
    "File": "src/PoolManager.sol",
    "Parent Contracts": [
        "src/util/Auth.sol"
    ],
    "High-Level Calls": [],
    "Internal Calls": [],
    "Library Calls": [],
    "Low-Level Calls": [],
    "Code": "function updateTrancheTokenMetadata(\n        uint64 poolId,\n        bytes16 trancheId,\n        string memory tokenName,\n        string memory tokenSymbol\n    ) public onlyGateway {\n        TrancheTokenLike trancheToken = TrancheTokenLike(getTrancheToken(poolId, trancheId));\n        require(address(trancheToken) != address(0), \"PoolManager/unknown-token\");\n\n        trancheToken.file(\"name\", tokenName);\n        trancheToken.file(\"symbol\", tokenSymbol);\n    }"
}