Block height - The block amount and size on the blockchain (in blocks) on development of the present block Nonce - The transaction selection with 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://captainbookmark.com/story20287053/the-2-minute-rule-for-blockchain-explorer-solana-https-www-webwiki-it-cryptoexplorerhub-com