(a)“Governmental entity” means the state and any state agency or institution, including the judicial department, county, city and county, incorporated city or town, school district, special improvement district, authority, and every other kind of district, instrumentality, or political subdivision of the state organized pursuant to law. “Governmental entity” includes entities governed by home rule charters. “Governmental entity” does not include an entity acting as a third-party service provider as defined in section 24-73-102.