List Queues

curl https://qstash.upstash.io/v2/queues \
  -H "Authorization: Bearer <token>"

[
  {
    "createdAt": 1623345678001,
    "updatedAt": 1623345678001,
    "name": "my-queue",
    "parallelism" : 5, 
    "lag" : 100
  },
  // ...
]