你好，我使用 apollo ios 客户端 v1，我尝试向我的 apollo 客户端添加令牌。但我的代码不起作用，我有错误。这是我的代码，错误是 Cannot find 'HTTPHeaders' in scope
private static let apiLink = "https://dwzuw3qk.ngrok.app/v1/graphql"
private static let token = "<token>"
let headers = HTTPHeaders(["Authorization": "Bearer YOUR_TOKEN_HERE"])
let interceptor = ApolloInterceptor(headers: headers)
let apollo = ApolloClient(networkTransport: HTTPNetworkTransport(interceptorProvider: interceptor))