Block top - The block range and size in the blockchain (in blocks) on generation of the present block Nonce - The transaction range to the from address (bear in mind this starts at 0 so a nonce of a hundred would essentially be the a hundred and first transaction https://sociallweb.com/story6327363/explorer-blockchain-tron-an-overview-https-graph-org-unveiling-transparency-how-blockchain-explorers-function-09-04