HOW TO EDIT EMBED MESSAGE DISCORD.jS V12 code example

Example 1: Embed Example Discord.js

const embed = new Discord.RichEmbed() //Ver 11.5.1 of Discord.js
.setTitle("This is a title")
.setTitle("http://tryitands.ee")
.setDescription("This is a description")
.setTimestamp()
.setFooter("This is a footer")
.setAuthor("This is the author's name", //and this its profile pic)
.addField("This is a field", "this is its description")
.setImage("https://cdn.discordapp.com/avatars/449250687868469258/1709ab4f567c56eaa731518ff621747c.png?size=2048")
.setThumbnail("https://cdn.discordapp.com/avatars/449250687868469258/1709ab4f567c56eaa731518ff621747c.png?size=2048")
<message>.<channel>.send(embed)

Example 2: discord bot embed message

message.channel.send({embed: {
    color: 3447003,
    author: {
      name: client.user.username,
      icon_url: client.user.avatarURL
    },
    title: "This is an embed",
    url: "http://google.com",
    description: "This is a test embed to showcase what they look like and what they can do.",
    fields: [{
        name: "Fields",
        value: "They can have different fields with small headlines."
      },
      {
        name: "Masked links",
        value: "You can put [masked links](http://google.com) inside of rich embeds."
      },
      {
        name: "Markdown",
        value: "You can put all the *usual* **__Markdown__** inside of them."
      }
    ],
    timestamp: new Date(),
    footer: {
      icon_url: client.user.avatarURL,
      text: "© Example"
    }
  }
});