Block height - The block amount and size on the blockchain (in blocks) on development of the present block Nonce - The transaction range with the from address (Remember this starts off at 0 so a nonce of a hundred would basically be the 101st transaction submitted by this account) https://socialaffluent.com/story6141950/5-simple-statements-about-blockchain-explorer-solana-explained-https-pad-stuve-uni-ulm-de-qjwqtezvsfelat3ec1kc9q