Block height - The block amount and size on the blockchain (in blocks) on generation of the present block Nonce - The transaction number for the from address (bear in mind this starts at 0 so a nonce of 100 would really be the 101st transaction submitted by this account) https://ilovebookmark.com/story20274742/details-fiction-and-explorer-blockchain-ethereum-https-www-youtube-com-redirect-q-https-cryptoexplorerhub-com