Block top - The block number and length from the blockchain (in blocks) on creation of the current block Nonce - The transaction variety to the from address (Keep in mind this commences at 0 so a nonce of a hundred would essentially be the one hundred and first transaction https://tinybookmarks.com/story20427201/5-simple-statements-about-blockchain-explorer-solana-explained-https-cuwip-ucsd-edu-members-georgeuncle0-activity-1839979