Get subscription phases

curl --request GET \
  --url https://api.hyperline.co/v2/subscriptions/{id}/phases \
  --header 'Authorization: Bearer <token>'

{
  "meta": {
    "total": 1,
    "taken": 1,
    "skipped": 0
  },
  "data": [
    {
      "id": "sup_1FoLfIQ5VOMbXf",
      "type": "standard",
      "status": "active",
      "order": 0,
      "activation_strategy": "manual",
      "end_strategy": "duration",
      "duration": {
        "count": 1,
        "period": "years"
      },
      "billing_date_setting": "phase_start",
      "initial_billing_at": "2024-10-13T02:00:00.000Z",
      "starts_at": "2024-10-13T02:00:00.000Z",
      "ends_at": "2024-10-13T02:00:00.000Z",
      "billing_cycle_alignment": "anniversary",
      "transition_calculation_method": "prorata",
      "transition_invoicing_schedule": "immediately",
      "products": [
        {
          "id": "itm_FJKlqUb8COXw55",
          "name": "Product name",
          "description": "A description of the product.",
          "description_display_interval_dates": true,
          "attached_at": "2024-01-15T00:00:00Z",
          "detached_at": "2024-04-15T00:00:00Z",
          "current_period_started_at": "2024-01-15T00:00:00Z",
          "current_period_ends_at": "2024-02-15T00:00:00Z",
          "next_payment_at": "2024-02-15T00:00:00Z",
          "payment_interval": {
            "period": "months",
            "count": 1
          },
          "payment_schedule": "start",
          "type": "flat_fee",
          "count": 1,
          "prices": [
            {
              "type": "fee",
              "id": "<string>",
              "amount": 24000
            }
          ]
        }
      ],
      "coupons": [
        {
          "description": "<string>",
          "expiration_date": "2024-10-13T02:00:00.000Z",
          "redemption_limit": 123,
          "created_at": "2024-12-20T16:04:11Z",
          "type": "amount",
          "discount_amount": 2000,
          "currency": "EUR",
          "id": "cou_DKL4Xcb5VSa8CQ",
          "promotion_code_id": "<string>",
          "name": "Partner discount",
          "subscription_coupon_id": "coos_d9pVekhjoGppuX",
          "repeat": "forever",
          "product_ids": [
            "itm_FJKlqUb8COXw55"
          ],
          "apply_at": "2024-10-13T02:00:00.000Z",
          "expires_at": "2024-10-13T02:00:00.000Z"
        }
      ],
      "created_at": "2024-10-12T07:00:01.860Z",
      "updated_at": "2024-10-12T07:00:01.860Z"
    }
  ]
}