Block top - The block range and length of your blockchain (in blocks) on development of the current block Nonce - The transaction number for that from address (Keep in mind this starts off at 0 so a nonce of one hundred would really be the one hundred and first https://adsbookmark.com/story20686758/the-2-minute-rule-for-blockchain-explorer-solana-https-www-blurb-com-user-optionname7