code: def say_hello():
      data = {"message": "Hello!"}
      return {"data": data, "message": "Success!", "code": 200}
  
file_path: apiflask/examples/base_response/app.py
imports: from apiflask import APIFlask, Schema, abort
  from apiflask.fields import Integer, String, Field
  from apiflask.validators import Length, OneOf
label_desc: Use image node_id 1 for calling a global function with example usage: say_hello() and returns: dict