Block top - The block number and length from the blockchain (in blocks) on development of the current block Nonce - The transaction variety with the from address (bear in mind this starts at 0 so a nonce of 100 would really be the 101st transaction submitted by this account) https://seobookmarkpro.com/story20810813/the-2-minute-rule-for-blockchain-explorer-solana-https-www-hulkshare-com-circledrop4