curl --request GET \
  --url https://api-v2.rubic.exchange/api/info/providers

{
  "crossChain": [
    {
      "name": {},
      "chains": [
        {
          "name": {},
          "proxyAvailable": true
        }
      ]
    }
  ],
  "onChain": [
    {
      "name": {},
      "chains": [
        {
          "name": {},
          "proxyAvailable": true
        }
      ]
    }
  ]
}