Assigns a big file (over 10Mb in size), saved in part using the method upload.saveBigFilePart.
inputFileBig#fa4f0bb5 id:long parts:int name:string = InputFile;
|id||long||Random file id, created by the client|
|parts||int||Number of parts saved|
|name||string||Full file name|
Saves a part of a large file (over 10Mb in size) to be later passed to one of the methods.