code: def _InternalConstructMessage(full_name):
      """Constructs a nested message."""
      from google.protobuf import (
          symbol_database,
      )  # pylint:disable=g-import-not-at-top
  
      return symbol_database.Default().GetSymbol(full_name)()
  
label_desc: Use image node_id 1 for calling a global function with example usage: _InternalConstructMessage(full_name) and returns: symbol_database