Block height - The block number and size from the blockchain (in blocks) on generation of the present block Nonce - The transaction number for the from address (Keep in mind this starts off at 0 so a nonce of 100 would essentially be the one hundred and first transaction https://exactlybookmarks.com/story20636522/the-2-minute-rule-for-blockchain-explorer-solana-https-pad-stuve-uni-ulm-de-qjwqtezvsfelat3ec1kc9q