Maybe configuration was out of date

[ZhengXianda0512]

require 'nintendo_eshop'

NintendoEshop.base_url = "https://u3b6gr4ua3-dsn.algolia.net"
NintendoEshop.api_key = "9a20c93440cf63cf1a7008d75f7438bf"
NintendoEshop.app_id = "U3B6GR4UA3"

games = NintendoEshop::GamesList.by_title("Mario")

puts games

Traceback (most recent call last):
        3: from eshop.rb:11:in `<main>'
        2: from /Library/Ruby/Gems/2.6.0/gems/nintendo_eshop-0.2.1/lib/nintendo_eshop/games_list.rb:27:in `by_title'
        1: from /Library/Ruby/Gems/2.6.0/gems/nintendo_eshop-0.2.1/lib/nintendo_eshop/games_list.rb:15:in `refresh'
/Library/Ruby/Gems/2.6.0/gems/nintendo_eshop-0.2.1/lib/nintendo_eshop/games_list.rb:46:in `refresh_list_objects': undefined method `map' for nil:NilClass (NoMethodError)