docstr: Create folder for nested JSON operation and prepared path to save JSON's.
  :params path: path where to save parent JSON operation
  :return: absolute and relative paths to save nested JSON operation
docstr_tok: ["Create","folder","for","nested","JSON","operation","and","prepared","path","to","save","JSON","'s",".",":","params","path",":","path","where","to","save","parent","JSON","operation",":","return",":","absolute","and","relative","paths","to","save","nested","JSON","operation"]
code: def _create_nested_path(self, path: str) -> Tuple[str, str]:
      """
      Create folder for nested JSON operation and prepared path to save JSON's.
      :params path: path where to save parent JSON operation
      :return: absolute and relative paths to save nested JSON operation
      """
  
      relative_path = os.path.join(
          "fitted_operations", "nested_" + str(self.operation_id)
      )
      absolute_path = os.path.join(path, relative_path)
  
      if not os.path.exists(absolute_path):
          os.makedirs(absolute_path)
  
      return absolute_path, relative_path
  
file_path: FEDOT/fedot/core/operations/atomized_template.py
imports: import os
  from typing import Tuple
  from fedot.core.operations.operation_template import OperationTemplateAbstract, check_existing_path
  from fedot.core.pipelines.node import PipelineNode
label_desc: Use image node_id 4 for calling the AtomizedModelTemplate obj's underlying member method code with example usage: obj._create_nested_path(path) and returns: absolute_path,  relative_path