Block top - The block quantity and length in the blockchain (in blocks) on development 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://xyzbookmarks.com/story20273020/a-review-of-blockchain-explorer-xrp-https-hedgedoc-eclair-ec-lyon-fr-6mkao4fyqry-pm5xpak7hg