# File lib/json/jwt.rb, line 53
    def as_json(options = {})
      case options[:syntax]
      when :general
        {
          payload: Base64.urlsafe_encode64(self.to_json, padding: false),
          signatures: [{
            protected: Base64.urlsafe_encode64(header.to_json, padding: false),
            signature: Base64.urlsafe_encode64(signature.to_s, padding: false)
          }]
        }
      when :flattened
        {
          protected: Base64.urlsafe_encode64(header.to_json, padding: false),
          payload:   Base64.urlsafe_encode64(self.to_json, padding: false),
          signature: Base64.urlsafe_encode64(signature.to_s, padding: false)
        }
      else
        super
      end
    end