curl --request POST \
  --url http://localhost:8080/miniapp/payments/methods \
  --header 'Content-Type: application/json' \
  --data '
{
  "initData": "<string>"
}
'

{
  "methods": [
    {
      "id": "<string>",
      "integration_type": "iframe",
      "name": "<string>",
      "icon": "<string>",
      "requires_amount": false,
      "currency": "RUB",
      "min_amount_kopeks": 123,
      "max_amount_kopeks": 123,
      "amount_step_kopeks": 123,
      "options": [
        {
          "id": "<string>",
          "icon": "<string>",
          "title": "<string>",
          "description": "<string>",
          "titleKey": "<string>",
          "descriptionKey": "<string>"
        }
      ],
      "iframe_config": {
        "expected_origin": "<string>"
      }
    }
  ]
}