Block peak - The block amount and size on the blockchain (in blocks) on generation of the present block Nonce - The transaction selection with the from address (bear in mind this starts at 0 so a nonce of 100 would actually be the 101st transaction submitted by this account) https://bookmarkfavors.com/story5866678/what-does-blockchain-explorer-usdt-mean-https-pad-fs-lmu-de-h2fzbno0rjqfpyic-69lxg