General device-side codes
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These general device codes indicate the processing results for messages pushed from the cloud.
| Error code | Message | Description |
| 200 | success | The request was successful. |
| 400 | request error | Internal service error. An internal error occurred during processing. |
| 460 | request parameter error | Request parameter error. The device failed to validate the input parameters. |
| 429 | too many requests | Too many requests. Use this code when the device cannot handle the request volume. |
| 100000-110000 | Custom error message | Error codes from 100000 to 110000 are for custom device error messages. This distinguishes them from cloud error messages. |
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