func decodeAddressPermFlag(addrS, permFlagS string) (addr []byte, pFlag ptypes.PermFlag, err error) {
	if addr, err = hex.DecodeString(addrS); err != nil {
		return
	}
	if pFlag, err = ptypes.PermStringToFlag(permFlagS); err != nil {
		return
	}
	return
}
func Permissions(nodeAddr, pubkey, addrS, nonceS, permFunc string, argsS []string) (*types.PermissionsTx, error) {
	pub, _, _, nonce, err := checkCommon(nodeAddr, pubkey, addrS, "0", "0")
	if err != nil {
		return nil, err
	}
	var args ptypes.PermArgs
	switch permFunc {
	case "set_base":
		addr, pF, err := decodeAddressPermFlag(argsS[0], argsS[1])
		if err != nil {
			return nil, err
		}
		if len(argsS) != 3 {
			return nil, fmt.Errorf("set_base also takes a value (true or false)")
		}
		var value bool
		if argsS[2] == "true" {
			value = true
		} else if argsS[2] == "false" {
			value = false
		} else {
			return nil, fmt.Errorf("Unknown value %s", argsS[2])
		}
		args = &ptypes.SetBaseArgs{addr, pF, value}
	case "unset_base":
		addr, pF, err := decodeAddressPermFlag(argsS[0], argsS[1])
		if err != nil {
			return nil, err
		}
		args = &ptypes.UnsetBaseArgs{addr, pF}
	case "set_global":
		pF, err := ptypes.PermStringToFlag(argsS[0])
		if err != nil {
			return nil, err
		}
		var value bool
		if argsS[1] == "true" {
			value = true
		} else if argsS[1] == "false" {
			value = false
		} else {
			return nil, fmt.Errorf("Unknown value %s", argsS[1])
		}
		args = &ptypes.SetGlobalArgs{pF, value}
	case "add_role":
		addr, err := hex.DecodeString(argsS[0])
		if err != nil {
			return nil, err
		}
		args = &ptypes.AddRoleArgs{addr, argsS[1]}
	case "rm_role":
		addr, err := hex.DecodeString(argsS[0])
		if err != nil {
			return nil, err
		}
		args = &ptypes.RmRoleArgs{addr, argsS[1]}
	default:
		return nil, fmt.Errorf("Invalid permission function for use in PermissionsTx: %s", permFunc)
	}
	// args := snativeArgs(
	tx := types.NewPermissionsTxWithNonce(pub, args, int(nonce))
	return tx, nil
}