Block top - The block number and length from the blockchain (in blocks) on development of the present block Nonce - The transaction selection for the from address (bear in mind this starts at 0 so a nonce of 100 would really be the 101st transaction submitted by this account) https://atozbookmarkc.com/story20426752/not-known-details-about-explorer-blockchain-ton-https-www-folkd-com-submit-cryptoexplorerhub-com