def dump
      {
          'args'            => self.args,
          'worker'          => self.worker,
          'queue'           => self.queue,

          'status'          => self.status,
          'at'              => self.at,
          'total'           => self.total,
          'message'         => self.message,

          'payload'         => self.payload,
          'last_updated_at' => Time.now.to_i
      }
    end
def dump
      {
          'args'            => self.args,
          'worker'          => self.worker,
          'queue'           => self.queue,

          'status'          => self.status,
          'at'              => self.at,
          'total'           => self.total,
          'message'         => self.message,

          'payload'         => self.payload,
          'last_updated_at' => Time.now.to_i
      }
    end
Dump current container attribute values to json-serializable hash

 @private
 @return [Hash] Data for subsequent json-serialization