curl --request POST \
  --url https://api.example.com/v1/tariffs/calculate-fee \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "amount": 1,
  "asset": "<string>",
  "from_channel": "<string>",
  "to_channel": "<string>",
  "media": "<string>",
  "reference_id": "<string>",
  "tariff_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "customer_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "commit": false
}
'

{
  "tariff_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "tariff_name": "<string>",
  "fee_range_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "fixed_fee": 123,
  "percent_fee": 123,
  "total_fee": 123,
  "is_fallback": true
}