Block height - The block variety and size with 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 essentially be the one hundred and first transaction submitted https://socialtechnet.com/story5810033/the-2-minute-rule-for-blockchain-explorer-solana-https-www-rosewood-edu-na-profile-engelhczrussell69263-profile