Block top - The block number and length in the blockchain (in blocks) on generation of the present block Nonce - The transaction quantity to the from address (Remember this starts off at 0 so a nonce of a hundred would really be the a hundred and first transaction submitted https://bookmarkcolumn.com/story20405945/what-does-blockchain-explorer-usdt-mean-https-www-anibookmark-com-user-shoeraven4-html