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 begins at 0 so a nonce of a hundred would basically be the 101st transaction submitted by this https://allyourbookmarks.com/story20592104/5-simple-statements-about-blockchain-explorer-solana-explained-https-files-fm-f-e6nkandt95