Account Migration has not begun. There will be an in game message when it's your turn to move. Do not fall for any third party websites that are telling you to migrate NOW. They're trying to steal your information.

@MojangSupport Good evening I want to report a problem I had with the redemption code since it was not what I expected when playing Minecraft Since it gets very stuck, it didn't let me modify my avatar to my liking and I don't like having wasted 500 peso.