Event args for IWithDownloads.DownloadProgressChanged.
string? ContentType The mime type indicated by the Content-Type response header, or null if no content type was specified.
string FilePath The full file path of the downloaded file. Files are downloaded to Application.temporaryCachePath, but you can move them to a different location after they finish downloading.
string Id An identifier for the file, which can be used to track the file's download progress across multiple invocations of the DownloadProgressChanged event.
float Progress The estimated download progress, normalized to a float between 0 and 1. Note that not all platforms support intermediate progress updates.
ProgressChangeType Type The download progress event type. Note that not all platforms support the Updated event type.