def indifferent_params(params)
      params = indifferent_hash.merge(params)
      params.each do |key, value|
        next unless value.is_a?(Hash)
        params[key] = indifferent_params(value)
      end
    end
def indifferent_params(params)
      params = indifferent_hash.merge(params)
      params.each do |key, value|
        next unless value.is_a?(Hash)
        params[key] = indifferent_params(value)
      end
    end
Enable string or symbol key access to the nested params hash.