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://bookmarkspy.com/story21746109/the-greatest-guide-to-blockchain-explorer-unconfirmed-transaction-https-www-anibookmark-com-user-shoeraven4-html