Block height - The block amount and size 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 actually be the 101st transaction submitted by this account) https://bookmarksea.com/story20416240/the-blockchain-explorer-usdt-trc20-diaries-http-www-drugoffice-gov-hk-gb-unigb-cryptoexplorerhub-com