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 a hundred would basically be the a hundred and first transaction https://7bookmarks.com/story20372510/detailed-notes-on-blockchain-explorer-unconfirmed-transaction-https-offersen-deleuran-3-technetbloggers-de-unlocking-clarity-method-of-blockchain-navigators-operate