What is known about the 1,000-kg snake Vasuki that lived in India 4.7 crore yrs ago?

'Vasuki indicus'- possibly among the largest snakes to ever exist on Earth- may have weighed 1,000 kilograms and could have measured between 36 and 50 feet long, a study of its fossil revealed. It is believed to have lived 4.7 crore years ago in marshy swamps of Kutch, Gujarat. It belonged to the now-extinct "Madtsoiidae snake family".