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 one hundred would truly be the a hundred and first transaction https://thebookpage.com/story5648757/blockchain-explorer-usdt-trc20-fundamentals-explained-https-peatix-com-user-27717689