Block height - The block amount and size on the blockchain (in blocks) on generation of the present block Nonce - The transaction number for the from address (bear in mind this begins at 0 so a nonce of 100 would truly be the a hundred and first transaction submitted https://bookmarkspedia.com/story6233126/what-does-blockchain-explorer-usdt-mean-https-files-fm-f-e6nkandt95