Block height - The block quantity and size on the blockchain (in blocks) on generation of the present block Nonce - The transaction number for that from address (Remember this starts off at 0 so a nonce of a hundred would actually be the 101st transaction submitted by this account) https://bookmarkcork.com/story21095298/blockchain-explorer-fundamentals-explained-https-clancy-olesen-4-mdwrite-net-opening-the-record-your-resource-to-blockchain-investigation