getBlockInfo method 
    
      
Future<BlockContainer>
getBlockInfo(
{ - int? height, 
}) 
    
    
  Implementation
  Future<BlockContainer> getBlockInfo({int? height}) async {
  String ht = height != null
      ? "${CosmosBaseConstants.COSMOS_TENDERMINT_BLOCKS}/$height"
      : CosmosBaseConstants.COSMOS_TENDERMINT_BLOCKS_LATEST;
  var rootPath = "${TerraClientConfiguration.blockchainResourcePath}$ht";
  var response = await apiRequester.getAsync<BlockContainer>(rootPath);
  if (response.successful!) {
    return BlockContainer.fromJson(response.result!);
  }
  throw Exception("");
}