Block height - The block quantity and length from the blockchain (in blocks) on development of the current block Nonce - The transaction variety for that from address (Remember this commences at 0 so a nonce of a hundred would in fact be the 101st transaction submitted by this account) https://tinybookmarks.com/story20388213/5-simple-statements-about-blockchain-explorer-solana-explained-https-pad-fs-lmu-de-h2fzbno0rjqfpyic-69lxg