Block top - The block quantity and length in the blockchain (in blocks) on development of the present block Nonce - The transaction selection for the from address (bear in mind this starts at 0 so a nonce of 100 would truly be the a hundred and first transaction submitted https://bbsocialclub.com/story22973288/a-review-of-blockchain-explorer-xrp-https-cuwip-ucsd-edu-members-georgeuncle0-activity-1839979