{"ObjectType":101,"Sequence":10,"PreHash":"73D50AAB291E6F3A0D66ACE168C5F274","Content":"IP协议规范了IP数据包的格式\n\n计算设备操作系统提供了底层实现，供上层软件调用\n不同厂商的各种网络设备，按照IP协议接收、转发数据\n软硬件协同从而形成当前的互联网","Timestamp":1584284822602,"PublicKey":"02ECE5CC8C58BB329F5FEADE429938FF65CEF7149F1F62F36FF4DCA37739B07B5D","Signature":"304502210084396257C179076259187AB2C29B80E6E6B7A5ADC127A7D0F280FCB14899A8BE02206505B59CC017EFE85AA0E2AE805E31476EC7A529138DD1EBC72A79EB14A0792B"}