Block top - The block selection and duration of the blockchain (in blocks) on creation of the current block Nonce - The transaction variety for that from address (Remember this starts off at 0 so a nonce of a hundred would basically be the one hundred and first transaction submitted https://baidubookmark.com/story20067040/blockchain-explorer-usdt-trc20-fundamentals-explained-https-case-edu-cgi-bin-newsline-pl-url-https-cryptoexplorerhub-com