xWinMaster is the contract configured with the price reference and tokens supported in xWin Platform.
Owner setup the price with the name and address and maintain it from time to time.
function updateTokenNames(address calldata underlyingAddress,string calldata tokennames) external onlyOwner
xWin will decided if the price is not available in band protocol it will use the Pancakeswap LP price instead by updating the xWinMaster contract without touching the contract in xWinFund
function addPancakePriceToken(string  memory _tokenname,address calldata _addressToken,bool  memory _usePancake)public onlyOwner