Only the cloud archive can be resized using the gRPC API methods.

For version 1.9 Beta and later versions

{ 
"method": "axxonsoft.bl.archive.ArchiveService.Resize",
"data":
    {
        "access_point": "MultimediaStorage.Gray/MultimediaStorage",
        "volume_id": "4508f459-5eeb-4ee3-881b-4a4e149c7802",
        "new_size": 307374182
    }
}

where

• access_point—archive id;
• volume_id—volume id, received in response to a volume creation request (see Create archive using gRPC API methods);
• new_size—new volume size in bytes.