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 starts at 0 so a nonce of 100 would truly be the a hundred and first transaction submitted https://nybookmark.com/story22677718/not-known-facts-about-blockchain-explorer-unconfirmed-transaction-https-www-hulkshare-com-circledrop4