Block height - The block amount and size on the blockchain (in blocks) on development 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 actually be the 101st transaction submitted by this account) https://guideyoursocial.com/story5258500/not-known-facts-about-blockchain-explorer-unconfirmed-transaction-https-www-dermandar-com-user-quietquiet9