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 in fact be the a hundred and first transaction https://agency-social.com/story5247356/blockchain-explorer-usdt-trc20-fundamentals-explained-https-www-webwiki-ch-cryptoexplorerhub-com