Block height - The block amount and size of the blockchain (in blocks) on generation of the current block Nonce - The transaction number for the from address (bear in mind this starts at 0 so a nonce of one hundred would truly be the one hundred and first transaction https://socialnetworkadsinfo.com/story21930632/the-blockchain-explorer-usdt-trc20-diaries-https-notes-io-ww2s8