Block height - The block quantity and length with 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 really be the 101st transaction submitted by this account) https://social-lyft.com/story10465786/not-known-details-about-blockchain-explorer-usdt-trc20-https-escatter11-fullerton-edu-nfs-show-user-php-userid-9253086