curl --request POST \
  --url https://api.getsly.ai/v1/v1/quotes/multi \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "legs": [
    {
      "from_currency": "<string>",
      "to_currency": "<string>",
      "amount": "<string>",
      "amount_side": "send"
    }
  ]
}
'

{
  "data": {
    "legs": [
      {
        "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
        "rate": "<string>",
        "send_amount": "<string>",
        "send_currency": "<string>",
        "receive_amount": "<string>",
        "receive_currency": "<string>",
        "fee": "<string>",
        "expires_at": "2023-11-07T05:31:56Z",
        "provider": "<string>"
      }
    ],
    "total_fee": "<string>",
    "effective_rate": "<string>",
    "expires_at": "2023-11-07T05:31:56Z"
  }
}