Unfortunatly you can't. I don't know why there is no function to report users or chapters...you can only block people (but blocking isnsoing nothing for uploads) or report comments....
（￣へ￣）
May their pillow be always warm, their queue always be the slowest, their socks slides down in their shoes, phone battery will always be 1% when they need the most!!!! Σ(っ°Д °;)っ
May their Coffee always taste like water, their shower only have cold water, their always be late to important events and being alone forever, because no one likes them! Σ(っ°Д °;)っ
How do i report such fake uploaders...already suffering from multiple unloaders now i have to deal with these fake people