{"chains":[{"chain":"Bitcoin","endBlock":"902967","lastBlock":"902967","startBlock":"902824"},{"chain":"MVC","endBlock":"127403","lastBlock":"127403","startBlock":"127263"}],"header":"511c56bda568a6bb4effa40325b9df2a85d55ee4abea61e80cd92e0043677fc2","metaRollupHeight":73,"preHeader":"8a24be492334a65d4271cf33a1582cd50d381eeba9de37ad2ab0f35bbdd4db2a"}