Block height - The block quantity and size with the blockchain (in blocks) on generation of the current block Nonce - The transaction amount to the from address (Remember this starts off at 0 so a nonce of a hundred would really be the 101st transaction submitted by this account) https://nimmansocial.com/story10627409/5-simple-statements-about-blockchain-explorer-solana-explained-https-www-tarauaca-ac-gov-br-profile-robleswcifuentes23175-profile