docs: def get_block_info(self, block):
          """
          Args:
              block: block number (eg: 223212)
                  block hash (eg: 0000000000000000210b10d620600dc1cc2380bb58eb2408f9767eb792ed31fa)
                  word "last" - this will always return the latest block
                  word "first" - this will always return the first block
          Returns:
              basic block data
  
          """
          url = '{}/block/info/{}'.format(self._url, block)
          return self.make_request(url)