Block height - The block variety and duration of your blockchain (in blocks) on creation of the current block Nonce - The transaction variety for that from address (Remember this starts off at 0 so a nonce of 100 would really be the 101st transaction submitted by this account) Not https://webnowmedia.com/story6041403/5-easy-facts-about-blockchain-explorer-api-described-https-500px-com-p-barrkijrooney