// Address of a Jetton minter contract// E.g., EQCxE6mUtQJKFnGfaROTKOt1lZbDiiX1kCixRv7Nw2Id_sDs for USDTval jettonAddress = "<JETTON_ADDRESS>"// Returns balance in nanoToncoin with decimals count according to Jetton specificationval balance = wallet.getJettonBalance(jettonAddress)