Block top - The block number and length in the blockchain (in blocks) on development of the present block Nonce - The transaction selection for the from address (bear in mind this starts at 0 so a nonce of 100 would in fact be the a hundred and first transaction https://bookmarksoflife.com/story5870824/how-blockchain-explorer-xrp-can-save-you-time-stress-and-money-https-md-entropia-de-aifurowaq7oqbm16-zzrcw