Block height - The block amount and size of your 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://bookmarkeasier.com/story20360136/everything-about-blockchain-explorer-https-www-webwiki-fr-cryptoexplorerhub-com