Odaily News According to CryptoSlam data, the transaction volume of NFT on the Bitcoin chain exceeded 17.21 million US dollars in the past 7 days, ranking third, down 58.73% from the previous month. The transaction volume of NFT on the Ethereum chain exceeded 38.32 million US dollars, down 2.51% from the previous month, ranking first; the transaction volume of NFT on the Polygon chain exceeded 20.99 million US dollars, up 21.62% from the previous month, ranking second.