code: def stickers_purchased
        data = api('sticker.get_purchased_stickers')
        data['stickers'].map {|sticker_id| Sticker.new(client, :_id => sticker_id)}
      end
docs: Gets the stickers that have been purchased by this user.
  
   @return [Array<Turntabler::Sticker>]
   @raise [Turntabler::Error] if the command fails
   @example
     user.stickers_purchased   # => [#<Turntabler::Sticker ...>, ...]