Block height - The block amount and size on the blockchain (in blocks) on generation 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 truly be the a hundred and first transaction https://travialist.com/story10906804/a-review-of-blockchain-explorer-usdt-https-heavenarticle-com-author-pathpastor4-452336