{"schema_definition":"type Product { id: ID!, name: String!, price: Float! }\ntype Query { products: [Product!]! }","resolver_code":"Query: { products: () => db.products }","sample_query":"{ products { name price } }","expected_response":"{\"data\": {\"products\": [{\"name\": \"Widget\", \"price\": 9.99}, {\"name\": \"Gadget\", \"price\": 19.99}]}}"}