①️. Go to @BotFather. Press his name to do that and then press 'Send Messege' if it's needed.
②️. Create a new bot with him. To do this use the 'newbot' command inside @BotFather.
③️. Copy the API token that @BotFather will give you.
④️. Come back to @Manybot and send the copied API token here.