We already knew that the best way to win a Nobel was to have several papers with more than 1000 citations. That´s why Clarivate Analytics has successfully predicted the names of more than 60 Nobel prize winners https://clarivate.com/citation-laureates/successful-nobel-predictions/
However, the last edition of The Economist available today disclosed another methodology based on the Nobel nomination database https://www.nobelprize.org/nomination/archive/
Of course, nominations alone are not enough, because there were scientists who received dozens of nominations like for instance the chemists Theodor Curtius (31 nominations) Gustav Tammann (35 nominations) or Georges Urbain (56 nominations) but never got the Nobel prize.
However, the scientists that have been nominated by a Nobel laureate were much more likely to receive the prize https://www.economist.com/graphic-detail/2021/10/09/the-best-way-to-win-a-nobel-is-to-get-nominated-by-another-laureate