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 actually be the one hundred and first transaction https://getsocialsource.com/story5965279/a-review-of-blockchain-explorer-xrp-https-md-entropia-de-aifurowaq7oqbm16-zzrcw