message CGameNotes_UploadImage_Request { optional string file_prefix = 1; optional string mime_type = 2; optional bytes data = 3; } message CGameNotes_UploadImage_Response { optional string filename = 1; } service GameNotes { rpc UploadImage (.CGameNotes_UploadImage_Request) returns (.CGameNotes_UploadImage_Response); }