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 100 would in fact be the one hundred and first transaction https://thesocialcircles.com/story6438565/the-2-minute-rule-for-blockchain-explorer-solana-https-independent-academia-edu-drewandreassen4