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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def validate_model(path):
 """ Validate a model structurally and optionally store results as JSON. Parameters path : Path to model file. Returns ------- tuple cobra.Model The metabolic model under investigation. tuple A tuple reporting on the SBML level, version, and FBC package version used (if any) in the SBML document. dict A simple dictionary containing a list of errors and warnings. """

    notifications = {"warnings": [], "errors": []}
    model, sbml_ver = val.load_cobra_model(path, notifications)
    return model, sbml_ver, notifications