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 really be the 101st transaction submitted by this account) https://bookmarkshut.com/story22036203/top-blockchain-explorer-confirmed-transactions-secrets-https-graph-org-unveiling-transparency-how-blockchain-explorers-function-09-04