Block top - The block number and length in the blockchain (in blocks) on development of the present block Nonce - The transaction number for your from address (Keep in mind this commences at 0 so a nonce of a hundred would basically be the 101st transaction submitted by this https://thesocialintro.com/story6155462/blockchain-explorer-usdt-trc20-fundamentals-explained-https-pad-karuka-tech-vc6p2vmyr6a9ij1xxkanwg