Block height - The block selection and duration on the blockchain (in blocks) on creation of the present block Nonce - The transaction number for your from address (bear in mind this starts off at 0 so a nonce of 100 would really be the a hundred and first transaction https://dftsocial.com/story21566005/the-ultimate-guide-to-eth-blockchain-explorer-https-www-youtube-com-redirect-q-https-cryptoexplorerhub-com