Block top - The block number and length from the blockchain (in blocks) on creation of the current block Nonce - The transaction amount to the from address (Keep in mind this commences at 0 so a nonce of one hundred would in fact be the a hundred and first https://ledbookmark.com/story5934430/a-review-of-blockchain-explorer-xrp-https-squareblogs-net-heartgarlic3-delving-into-blockchain-explorers