最新报道:Coinbase faces multiple class-action lawsuits alleging securities violations for listing tokens like Solana (SOL) and Polygon (MATIC). Plaintiffs claim these tokens were unregistered securities, citing SEC actions against exchanges. Meanwhile, Argentina's President Javier Milei promotes Bitcoin adoption, meeting with crypto firms to discuss regulatory frameworks. Separately, Meta's Libra stablecoin project documents were subpoenaed by the SEC in 2021, revealed in a recent court filing. These developments highlight ongoing legal and regulatory challenges in the crypto sector.