Block top - The block range and duration of your blockchain (in blocks) on generation of the present block Nonce - The transaction number for the from address (bear in mind this starts at 0 so a nonce of a hundred would basically be the one hundred and first transaction https://captainbookmark.com/story20205031/a-review-of-blockchain-explorer-usdt-https-sparktv-net-post-810410-https-cryptoexplorerhub-com-in-the-ever-evolving-world-of-copyright-compreh-html