Block height - The block variety and size with the blockchain (in blocks) on development of the present block Nonce - The transaction selection for the from address (bear in mind this begins at 0 so a nonce of 100 would actually be the 101st transaction submitted by this account) https://socialbraintech.com/story5665761/the-ultimate-guide-to-eth-blockchain-explorer-https-md-darmstadt-ccc-de-znwtrv3frkwon6rj4y8pua