List discounts

Example response

{
  "data": [
    {
      "object": "discount",
      "id": "di_123",
      "code": "discount_test123",
      "expires": {
        "date": "2020-05-01",
        "formatted": "Fri 1 May 2020 10:30 PM",
        "iso": "2020-05-01T22:30:00+01:00",
        "time": "22:30",
        "timezone": "+01:00",
        "unix": 1588368600
      },
      "max_redemptions": 5,
      "name": "Test discount",
      "price": 540,
      "ticket_types": [
        "tt_78",
        "tt_123",
        "tt_456"
      ],
      "products": [
        "pr_78",
        "pr_123",
        "pr_456"
      ],
      "times_redeemed": 3,
      "type": "fixed_amount"
    }
  ],
  "links": {
    "next": "/v1/discounts?starting_after=di_123",
    "previous": "/v1/discounts?ending_before=di_234"
  }
}