Block height - The block variety and duration in the blockchain (in blocks) on generation of the current block Nonce - The transaction variety for the from address (Keep in mind this commences at 0 so a nonce of 100 would truly be the one hundred and first transaction submitted https://sites2000.com/story10457239/a-review-of-blockchain-explorer-usdt-https-squareblogs-net-heartgarlic3-delving-into-blockchain-explorers