There ya go!
Your Welcome!

        #region Lang

        // load default messages to Lang
        protected override void LoadDefaultMessages()
        {
            lang.RegisterMessages(new Dictionary<string, string>
            {
                {"Prefix", "<color=#FFA500>[ VendingManager ]</color> "},
                {"ClearSuccess", "Successfully cleared Vending Machine sell orders"},
                {"SaveSuccess", "Saved Vending Machine sell orders to \"{0}\""},
                {"LoadSuccess", "Loaded Vending Machine sell orders from \"{0}\""},
                {"ResetSuccess", "Successfully cleared and reset VendingManager configuration to defaults"},
                {"ConfirmReset", "To reset the VendingManager configuration and remove all saved templates, type: /vm reset confirm"},
                {"VMNotFound", "No Vending Machine found"},
                {"EmptyTemplate", "Template \"{0}\" is empty"},
                {"EmptyVM", "Vending Machine has no sell orders defined"},
                {"TemplateNotFound", "No sell order template found with name \"{0}\""},
                {"TemplateExists", "Template with name \"{0}\" already exists, add \"overwrite\" parameter to command to overwrite template"},
                {"InvalidCommand", "Invalid command: {0}"},
                {"InvalidParameter", "Invalid parameter"},
                {"NotAuthorized", "You cannot add a lock to that Vending Machine"},
                {"CommandList", "<color=#00ffff>Valid Commands:</color>" + Environment.NewLine + "{0}"},
                {"TemplateList", "<color=#00ffff>Templates:</color>" + Environment.NewLine + "{0}"},
                {"Ejected", "Ejected {0} locks from Vending Machines"},
                {"NoBroadcast", "Broadcasting is not allowed" },
                {"Restricted", "You do not have access to administrate that VendingMachine" },
                {"Information", "Vending Machine ID: <color=#00ffff>{0}</color>" + Environment.NewLine + "Has configuration? <color=#00ffff>{1}</color>" + Environment.NewLine + "Flags: <color=#00ffff>{2}</color>" },

                {"EconomicsNotEnoughMoney", "Transaction Cancelled (Economics): Not enough money" },
                {"EconomicsNotEnoughMoneyOwner", "Transaction Cancelled (Economics): Buyer doesn't have enough money" },
                {"EconomicsTransferFailed", "Transaction Cancelled (Economics): Money transfer failed" },
                {"EconomicsPurchaseSuccess", "Successfully purchased {0} {1} for {2:C}; Remaining balance: {3:C}" },
                {"EconomicsSellSuccess", "Successfully sold {0} {1} for {2:C}; New balance: {3:C}" },

                {"ServerRewardsNotEnoughMoney", "Transaction Cancelled (ServerRewards): Not enough RP" },
                {"ServerRewardsNotEnoughMoneyOwner", "Transaction Cancelled (ServerRewards): Buyer doesn't have enough RP" },
                {"ServerRewardsTransferFailed", "Transaction Cancelled (ServerRewards): RP transfer failed" },
                {"ServerRewardsPurchaseSuccess", "Successfully purchased {0} {1} for {2}RP; Remaining balance: {3}RP" },
                {"ServerRewardsSellSuccess", "Successfully sold {0} {1} for {2}RP; New balance: {3}RP" },

                {"SetSuccess", "Successfully set flag <color=#00ffff>{0}</color>" },
                {"UnsetSuccess", "Successfully removed flag <color=#00ffff>{0}</color>" },
                {"WarnEconAndSREnabled", "Economics and ServerRewards are both enabled as currency; ServerRewards has been forcibly disabled." },

                {"NotAllowed", "You are not allowed to use this command!"},
                {"CmdBase", "vm"}
            }, this);
        }

        // get message from Lang
        string GetMessage(string key, string userId = null) => lang.GetMessage(key, this, userId);

        #endregion