Block height - The block amount and size on the blockchain (in blocks) on development of the present block Nonce - The transaction selection with 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://bookmarketmaven.com/story21287927/the-smart-trick-of-explorer-blockchain-ethereum-that-nobody-is-discussing-https-kearns-horn-hubstack-net-monitoring-transfers-how-distributed-ledger-analyzers-work