Research Article
Interoperability Structure of Smart Water Conservancy Based on Internet of Things
| Message structure | Type | Meaning |
| Fixed header | UInt16 | Communication serial number | DateTime | Timestamp | Guid | Requester ID | Guid | Responder ID | UInt32 | Total length of the message content |
| Function code | 1Byte | Function type code | 1Byte | Subfunction code |
| Parameter (code) | variable length | Parameter (code) |
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