Here's an expanded version of the sentence:
"On October 21, the cryptocurrency market experienced notable developments as Bitcoin observed a significant rebound, showcasing resilience despite earlier fluctuations, while the price of gold faced a downturn. Additionally, in an exciting move that highlights the growing intersection of digital assets and unique collectibles, Coinbase made headlines by acquiring Cobie's 'UpOnly' NFT for an impressive sum of $25 million, signaling strong interest in innovative blockchain-based investments and the potential for NFTs to hold substantial value in the digital economy."
source: https://blocknews.com/what-happened-in-crypto-today-october-21-bitcoin-rebounds-as-gold-snaps-and-coinbase-buys-cobies-uponly-nft-for-25m/