Contains information which is related to the uploaded file.
It is used to process the file chunks and merge them into a file on the back-end.

chunkIndex number

The index of the currently uploaded chunk.

contentType string

The MIME type of the file.

fileName string

The file name.

fileSize number

The file size in bytes.

fileUid string

The unique identifier of the file.

totalChunks number

The total number of chunks that the file is split in.