text: class DBPrefix:
  
      DATA_Block = b'\x01'
      DATA_Transaction = b'\x02'
  
      ST_Account = b'\x40'
      ST_Coin = b'\x44'
      ST_SpentCoin = b'\x45'
      ST_Validator = b'\x48'
      ST_Asset = b'\x4c'
      ST_Contract = b'\x50'
      ST_Storage = b'\x70'
  
      IX_HeaderHashList = b'\x80'
  
      SYS_CurrentBlock = b'\xc0'
      SYS_CurrentHeader = b'\xc1'
      SYS_Version = b'\xf0'
  