Block top - The block selection and duration of the blockchain (in blocks) on creation of the current block Nonce - The transaction amount for that from address (Keep in mind this commences at 0 so a nonce of a hundred would basically be the one hundred and first transaction https://socialmarkz.com/story11403878/a-review-of-blockchain-explorer-xrp-https-mathiasen-curry-2-federatedjournals-com-diving-deep-blockchain-explorers