Block top - The block number and length from the blockchain (in blocks) on development of the current block Nonce - The transaction variety for that from address (Remember this starts off at 0 so a nonce of a hundred would basically be the one hundred and first transaction submitted https://icelisting.com/story21554334/the-definitive-guide-to-explorer-blockchain-ethereum-https-www-webwiki-ch-cryptoexplorerhub-com