Block height - The block amount and size with the blockchain (in blocks) on generation of the current block Nonce - The transaction amount for the from address (bear in mind this starts at 0 so a nonce of 100 would really be the 101st transaction submitted by this account) https://210list.com/story21263392/new-step-by-step-map-for-blockchain-explorer-unconfirmed-transaction-https-coveruncle7-werite-net-blockchain-explorers-the-key-to-comprehending-copyright-transactions