Just a couple years ago, Spotter Inc. was one of the most valuable startups in the booming business of YouTube celebrity. The company, which boasted a new way for social media stars to fund their operations, fronted millions of dollars to creators like MrBeast and Dude Perfect in exchange for a share of the revenue their videos generated.In 2022, the Culver City, California-based company raised $200 million in a funding round led by SoftBank Group, giving the startup a valuation of $1.7 billion....