```\n    function setSymbolsPrice(address partyA, PriceSig memory priceSig) internal {\n        MAStorage.Layout storage maLayout = MAStorage.layout();\n        AccountStorage.Layout storage accountLayout = AccountStorage.layout();\n      LibMuon.verifyPrices(priceSig, partyA);\n        require(\n          priceSig.timestamp <=\n                maLayout.liquidationTimestamp[partyA] + maLayout.liquidationTimeout,\n            "LiquidationFacet: Expired signature"\n        );\n```\n