Block height - The block variety and duration of the blockchain (in blocks) on development of the present block Nonce - The transaction number to the from address (bear in mind this begins at 0 so a nonce of 100 would actually be the one hundred and first transaction submitted https://bookmarkbells.com/story20667763/a-review-of-blockchain-explorer-xrp-https-articlescad-com-the-remarkable-adventurers-in-the-cyber-frontier-grasping-distributed-ledger-instruments-325096-html