Food and grocery delivery major Swiggy on Thursday filed its updated draft papers with capital markets regulator Sebi to raise funds through its much anticipated initial public offering (IPO).The proposed IPO comprises a fresh issue of equity shares worth Rs 3,750 crore and an offer-for-sale (OFS) of 18.52 crore equity shares by existing shareholders, according to the updated draft red herring prospectus (UDRHP).Market sources have pegged the company's IPO size at over Rs 10,000 crore.