message: beautify json string
diff: @@ -3,6 +3,7 @@ from libcpp.string cimport string
  from libcpp.vector cimport vector
  from libcpp.map cimport map
  from eostypes_ cimport *
  +
  #import eostypes_
  from typing import Dict, Tuple, List
  @@ -54,9 +55,9 @@ class JsonStruct:
  else:
  self.__dict__[key] = value
  def __str__(self):
  - return str(self.__dict__)
  + return json.dumps(self.__dict__, sort_keys=False,indent=4, separators=(',', ': '))
  def __repr__(self):
  - return str(self.__dict__)
  + return json.dumps(self.__dict__, sort_keys=False,indent=4, separators=(',', ': '))
  def toobject(bstr):
  return JsonStruct(bstr)
  @@ -76,7 +77,8 @@ def get_block(id:str)->str:
  id = bytes(id,'utf8')
  if type(id) == str:
  id = bytes(id,'utf8')
  - return get_block_(id)
  + info = get_block_(id)
  + return JsonStruct(info)
  def get_account(name:str):
  if isinstance(name,str):
  