Block height - The block quantity and length in the blockchain (in blocks) on development of the present block Nonce - The transaction number for the from address (bear in mind this starts at 0 so a nonce of 100 would truly be the 101st transaction submitted by this account) https://bookmarknap.com/story10719397/not-known-details-about-explorer-blockchain-ton-http-www-drugoffice-gov-hk-gb-unigb-cryptoexplorerhub-com