def from_json(json:, klass:, use_alias: false)
      hash = JSON.load(json)
      from_hash(hash: hash, klass: klass, use_alias: use_alias)
    end
def from_json(json:, klass:, use_alias: false)
      hash = JSON.load(json)
      from_hash(hash: hash, klass: klass, use_alias: use_alias)
    end
This method is called to convert JSON into a ClassKit object.