Block top - The block number and size on the blockchain (in blocks) on generation of the present block Nonce - The transaction number for your from address (Keep in mind this starts at 0 so a nonce of a hundred would basically be the 101st transaction submitted by this https://socialwebleads.com/story6098475/not-known-facts-about-blockchain-explorer-usdt-https-list-ly-churchkjeldsen86wpibju