Block top - The block selection and length from the blockchain (in blocks) on development of the current block Nonce - The transaction number for that from address (Remember this starts off at 0 so a nonce of a hundred would actually be the 101st transaction submitted by this account) https://enrollbookmarks.com/story20547638/5-simple-techniques-for-explorer-blockchain-tron-https-blogfreely-net-pathfrog8-blockchain-trackers-a-gateway-to-comprehending-copyright-transactions