Block height - The block quantity 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 one hundred would in fact be the a hundred and first https://maroonbookmarks.com/story20151905/detailed-notes-on-blockchain-explorer-unconfirmed-transaction-https-www-webwiki-nl-cryptoexplorerhub-com