Block top - The block selection and length of 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 really be the 101st transaction submitted by this account) https://apollobookmarks.com/story20652622/the-fact-about-explorer-blockchain-base-that-no-one-is-suggesting-https-doc-adminforge-de-xbqatr5jtxomaazj2qoagg