input: from typing import List
  
  def generate_sample_data(n: int) -> List[List[str]]:
      """ Generate a list of simulated user data including name, email, and age.
      Each entry in the list will be a list of three strings: name, email, and age.
      >>> generate_sample_data(3)
      [['John Doe', 'john.doe@example.com', '34'], ['Jane Smith', 'jane.smith@example.org', '27'], ['Alice Johnson', 'alice.johnson@example.net', '52']]
      """
      from faker import Faker
      fake = Faker()
      data = []
      for _ in range(n):
          data.append([fake.name(), fake.email(), str(fake.random_int(min=18, max=60))])
      return data
output:     from faker import Faker
      fake = Faker()
      data = []
      for _ in range(n):
          data.append([fake.name(), fake.email(), str(fake.random_int(min=18, max=60))])
      return data