Block top - The block number and length on the blockchain (in blocks) on development of the present block Nonce - The transaction number for your from address (Keep in mind this commences at 0 so a nonce of one hundred would essentially be the one hundred and first transaction https://socialfactories.com/story6215280/a-review-of-blockchain-explorer-xrp-https-writeablog-net-storeformat0-blockchain-in-the-microscope-exploring-the-unsung-resources