{"chains":[{"chain":"Bitcoin","endBlock":"919959","lastBlock":"919959","startBlock":"919816"},{"chain":"MVC","endBlock":"144104","lastBlock":"144104","startBlock":"143909"}],"header":"71456415aadc5a66dbeb57feda7b6ccb38441a13b7090c43837940fb6184df68","metaRollupHeight":191,"preHeader":"f60c1dd7935ac2ecffede42718cae8803bc4ae999854ec6d7470cc954160f9e6"}