Block height - The block amount and size with the blockchain (in blocks) on generation of the present block Nonce - The transaction range for the from address (bear in mind this starts at 0 so a nonce of 100 would truly be the a hundred and first transaction submitted https://socialaffluent.com/story6088205/the-2-minute-rule-for-blockchain-explorer-solana-https-intensedebate-com-people-hawkwhorl3