curl --request POST \
  --url https://exchange-rates.gluex.xyz/ \
  --header 'Content-Type: application/json' \
  --data '[
  {
    "domestic_blockchain": "ethereum",
    "domestic_token": "0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48",
    "foreign_blockchain": "ethereum",
    "foreign_token": "0xdac17f958d2ee523a2206206994597c13d831ec7"
  }
]'

[
  {
    "domestic_blockchain": "<string>",
    "domestic_token": "<string>",
    "foreign_blockchain": "<string>",
    "foreign_token": "<string>",
    "price": 123
  }
]