{"ObjectType":101,"Sequence":15,"PreHash":"161713FB54B7A022B36A25196B38758E","Content":"中介型中心一旦汇聚了较大量流量，就会利用其信息优势，从生产者或消费者获取利益，操控生产者与消费者间的匹配。\n\n区块链的好处之一：\n自己说的话得认，不能否认，但可以在后续的区块中写入修订版。","Timestamp":1585565767903,"PublicKey":"02ECE5CC8C58BB329F5FEADE429938FF65CEF7149F1F62F36FF4DCA37739B07B5D","Signature":"3045022100916800604EF4D2542E8FF06AB8A0FA8CF51E8E270108A166E54BD403867C261C02201006B211D10F0CF6D8F4F4C11278DF977647E1CF6D83701EDCD52AE8109382C4"}