uploadActivity
write
multipart upload to the PLAIN `/upload-service/upload` path, no extension suffix and none of `importActivity`'s load-bearing import headers (ordinary device-sync-shaped upload, distinct from `importActivity`'s spoofed-client import)
uploadActivity(file, filename)| Parameter | Type | Optional | Description |
|---|---|---|---|
| file | Blob | no | File contents |
| filename | string | no |
In Claude this is the upload_activity tool.