Block top - The block number and length in the blockchain (in blocks) on development of the present block Nonce - The transaction selection for the from address (bear in mind this begins at 0 so a nonce of one hundred would in fact be the a hundred and first https://userbookmark.com/story20556804/the-ultimate-guide-to-eth-blockchain-explorer-https-pad-geolab-space-1eemv59krmalavl2pdd7cg