为什么我的Auth0令牌在从iOS发送到节点时总是返回无效。js服务器?

I'm using Auth0's service for an iOS app with a server built on node.js and express.js. I've followed Auth0's docs and seed projects as best I can, but the server keeps complaining that the tokens I'm sending from my iOS application are invalid. Here's some of my code:I'm using Auth0's service for an iOS app with a