Solana (SOL)-based NFT platform Metaplex (MPLX) announced the launch of a new token standard 'MPL-3643' for permissioned Real World Assets (RWA) and tokenized securities. MPL-3643 is designed as a standard to support required regulatory compliance and access control management functions in the issuer-led asset tokenization process. According to CoinMarketCap, MPLX is currently trading at $0.05617, up 4.91%.