Block height - The block quantity and length in the blockchain (in blocks) on development of the present block Nonce - The transaction range with the from address (Remember this starts off at 0 so a nonce of a hundred would actually be the 101st transaction submitted by this account) https://dmozbookmark.com/story20278991/blockchain-explorer-usdt-trc20-fundamentals-explained-https-notes-io-ww2s8