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 begins at 0 so a nonce of one hundred would essentially be the one hundred and first transaction https://apollobookmarks.com/story20547528/getting-my-blockchain-explorer-ethereum-to-work-https-heavenarticle-com-author-pathpastor4-452336