Block height - The block variety and duration of your blockchain (in blocks) on creation of the current block Nonce - The transaction variety with the from address (Remember this starts at 0 so a nonce of 100 would truly be the a hundred and first transaction submitted by this https://friendlybookmark.com/story20427878/top-guidelines-of-explorer-blockchain-solana-https-www-instapaper-com-p-16864836