Block top - The block quantity and length of your blockchain (in blocks) on creation of the current block Nonce - The transaction quantity for the from address (Keep in mind this commences at 0 so a nonce of a hundred would truly be the a hundred and first transaction https://reallivesocial.com/story5881147/5-simple-statements-about-blockchain-explorer-solana-explained-https-skitterphoto-com-photographers-1387379-jimenez-deleuran