Block height - The block number and length in the blockchain (in blocks) on generation of the current block Nonce - The transaction number for the from address (bear in mind this begins at 0 so a nonce of 100 would truly be the a hundred and first transaction submitted https://thekiwisocial.com/story5760268/the-greatest-guide-to-blockchain-explorer-unconfirmed-transaction-https-offersen-deleuran-3-technetbloggers-de-unlocking-clarity-method-of-blockchain-navigators-operate