curl --request GET \
  --url https://api.swippee.com/v1/data/nrb/payments/series \
  --header 'Authorization: Bearer <token>'

{
  "data": "<unknown>",
  "meta": {
    "source": "Nepal Rastra Bank",
    "source_url": "<string>",
    "attribution": "Source: Nepal Rastra Bank. Republished by Swippee Data with attribution.",
    "as_of": "2023-12-25"
  }
}