unmute.js

const Discord = require("discord.js");

module.exports.run = async (client, message, args) => {

    if (!message.member.hasPermissions ('KICK_MEMBERS')) return message.channel.send("You do not have permission for this command!");
    const mod = message.author;
    let user = message.guild.member(message.mentions.users.first() || message.guild.members.get(args[0]));
    if (!user) return message.channel.send("Specify a valid user!")
    if (!user.roles.find(`name`, "Muted")) return message.channel.send('this person is not muted!')
    let muterole = message.guild.roles.find(`name`, "Muted");
    if (!muterole) message.channel.send("Could not find the `Muted` role!")

    await (user.removeRole(muterole.id));

    let muteEmbed2 = new Discord.RichEmbed()
    .setTitle(`You are unmuted on **${message.guild}**!`)
    .setColor("#00ff00")
    .setThumbnail(client.user.displayAvatarURL)
    .addField("Unmuted by:", message.author)
    user.send(muteEmbed2);

    return message.channel.send(`${user} is successfully unmuted!`)

}