CatalogClient_2.kt

interface CatalogClient {
    @GET("/catalog/categories")
    suspend fun getCategories(@Path("userId") userId: String): NetworkResponse<List<CategoryResponse>, DetailsError>
}

data class CategoryResponse(
    val id: String,
    val name: String,
)

data class DetailsError(
    val code: String,
    val message: String,
    val details: String
)