{"chains":[{"chain":"Bitcoin","endBlock":"916791","lastBlock":"916791","startBlock":"916648"},{"chain":"MVC","endBlock":"141044","lastBlock":"141044","startBlock":"140873"}],"header":"5b2ca4db7005717950d77112c1c5b8534ed3b3b34f1145db06a07fe7a3545e57","metaRollupHeight":169,"preHeader":"9d07df6ded812b95be0310457113422413a878ac95888b5206b8062f461c100e"}