Block height - The block quantity 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 really be the 101st transaction submitted by this account) https://siambookmark.com/story20326367/getting-my-blockchain-explorer-ethereum-to-work-https-mathiasen-curry-2-federatedjournals-com-diving-deep-blockchain-explorers