get-chats.graphql

{
  chats @rest(type: "Chat", path: "/chats")
  {
    id @export(as: "chatId")
    members @rest(type: "[User]", path: "/chats/:chatId/members") {
      ...UserFragment
    }
    recentMessage @type(name: "Message") {
      ...MessageFragment
    }
  }
}