Block top - The block selection and size in the blockchain (in blocks) on generation of the present block Nonce - The transaction selection for the from address (bear in mind this starts at 0 so a nonce of 100 would truly be the a hundred and first transaction submitted https://bookmarkpath.com/story20629873/what-does-blockchain-explorer-usdt-mean-https-mlx-su-paste-view-d02eef60