Block height - The block variety and duration of your blockchain (in blocks) on creation of the current block Nonce - The transaction variety for that from address (Remember this starts off at 0 so a nonce of a hundred would actually be the 101st transaction submitted by this account) https://baidubookmark.com/story20144046/the-smart-trick-of-explorer-blockchain-ethereum-that-nobody-is-discussing-http-bioimagingcore-be-q2a-user-storegarlic8