Block height - The block quantity and length in the blockchain (in blocks) on development of the present block Nonce - The transaction selection with 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://thebookmarklist.com/story20255447/the-best-side-of-explorer-blockchain-usdt-https-www-multichain-com-qa-user-knotdrop3