Block peak - The block amount and size on the blockchain (in blocks) on generation of the present block Nonce - The transaction selection with the from address (bear in mind this starts at 0 so a nonce of 100 would really be the 101st transaction submitted by this account) https://bookmarkahref.com/story20575673/a-review-of-blockchain-explorer-xrp-https-escatter11-fullerton-edu-nfs-show-user-php-userid-9253086