EmbedBuilder embed = new EmbedBuilder().setAuthor(EmbedMessage, null (click to go some page, it can be null),
                "attachment://avatar.png");
embed.setColor(new Color(255, 10, 10));

TextChannel textChannel = JDA.getTextChannelById(channelID);
textChannel.sendFile(Avatar.getPlayerAvatar(player), "avatar.png").embed(embed.build()).queue();