List tariffs

curl --request GET \
  --url https://app.plugchoice.com/api/v3/tariffs \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "location": "architecto"
}
'

{
  "data": [
    {
      "type": "epex-spot",
      "location": "GW",
      "timestamp": "2026-01-10T01:14:32.000000Z",
      "price": 4.88,
      "price_includes_tax": false
    },
    {
      "type": "epex-spot",
      "location": "ML",
      "timestamp": "2026-01-10T01:14:32.000000Z",
      "price": 4.48,
      "price_includes_tax": true
    }
  ]
}