| Field | Type | Required | Description |
|---|---|---|---|
projectReference | String | No | Project ID |
projectId | ID | No | Deprecated: Use projectReference. |
filePath | String! | Yes | File path where the file will be stored |
contentType | String | No | MIME content type of the file |
size | Float! | Yes | Positive integer byte count, at most 9007199254740991 (required for quota tracking). Fractional or unsafe values are rejected. |