Block top - The block number and length in the blockchain (in blocks) on generation of the present block Nonce - The transaction quantity for your from address (bear in mind this begins at 0 so a nonce of 100 would essentially be the one hundred and first transaction submitted https://thegreatbookmark.com/story20696251/blockchain-explorer-usdt-trc20-fundamentals-explained-https-doc-adminforge-de-xbqatr5jtxomaazj2qoagg