Block height - The block amount and size on the blockchain (in blocks) on generation of the present block Nonce - The transaction selection 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://zbookmarkhub.com/story20674737/detailed-notes-on-blockchain-explorer-unconfirmed-transaction-https-www-folkd-com-submit-cryptoexplorerhub-com