Block top - The block selection and duration of the blockchain (in blocks) on creation of the current block Nonce - The transaction amount to the from address (bear in mind this starts off at 0 so a nonce of 100 would basically be the 101st transaction submitted by this https://madbookmarks.com/story20724787/how-blockchain-explorer-xrp-can-save-you-time-stress-and-money-https-offersen-deleuran-3-technetbloggers-de-unlocking-clarity-method-of-blockchain-navigators-operate