Block top - The block quantity and size with the blockchain (in blocks) on generation of the current block Nonce - The transaction amount to the from address (Remember this starts off at 0 so a nonce of a hundred would really be the 101st transaction submitted by this account) https://crossbookmark.com/story20472188/a-review-of-blockchain-explorer-xrp-https-www-dermandar-com-user-quietquiet9