Block top - The block number and length in the blockchain (in blocks) on development of the present block Nonce - The transaction amount to the 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://growthbookmarks.com/story20552238/not-known-details-about-explorer-blockchain-ton-https-notes-io-ww2s8