Block top - The block quantity and length of the blockchain (in blocks) on development of the current block Nonce - The transaction selection for the from address (Keep in mind this commences at 0 so a nonce of one hundred would really be the a hundred and first transaction https://explorebookmarks.com/story20450168/how-blockchain-explorer-xrp-can-save-you-time-stress-and-money-https-diigo-com-010nvri