cell pack_jetton_wallet_data(int balance, slice owner_address, slice jetton_master_address, cell jetton_wallet_code) inline {
   return  begin_cell()
            .store_coins(balance)
            .store_slice(owner_address)
            .store_slice(jetton_master_address)
            .store_ref(jetton_wallet_code)
           .end_cell();
}