❔ Filter .NET error from beginner

[HttpGet("{pokeId}/rating")]
        [ProducesResponseType(200, Type = typeof(decimal))]
        [ProducesResponseType(400)]
        [PokemonExists]
        [ModelStateValid]
        public IActionResult GetPokemonRating(int pokeId)
        {
            var rating = _pokemonRepository.GetPokemonRating(pokeId);

            return Ok(rating);
        }

[HttpGet("{pokeId}/rating")]
        [ProducesResponseType(200, Type = typeof(decimal))]
        [ProducesResponseType(400)]
        [PokemonExists]
        [ModelStateValid]
        public IActionResult GetPokemonRating(int pokeId)
        {
            var rating = _pokemonRepository.GetPokemonRating(pokeId);

            return Ok(rating);
        }

[PokemonExists]
[ModelStateValid]

[PokemonExists]
[ModelStateValid]