Block height - The block amount and size on the blockchain (in blocks) on creation of the current block Nonce - The transaction number for the from address (bear in mind this starts at 0 so a nonce of 100 would actually be the a hundred and first transaction submitted https://45listing.com/story22656384/detailed-notes-on-blockchain-explorer-unconfirmed-transaction-https-myspace-com-deletescreen7