Block top - The block selection and length of the blockchain (in blocks) on creation of the present block Nonce - The transaction range with the from address (Remember this starts off at 0 so a nonce of a hundred would actually be the 101st transaction submitted by this account) https://socialwoot.com/story22350777/a-review-of-blockchain-explorer-xrp-https-postheaven-net-stickscreen2-from-bytes-to-insights-a-journey-with-copyright-adventurers