curl --request GET \
  --url https://api.allium.so/api/v1/developer/assets \
  --header 'X-API-KEY: <api-key>'

{
  "items": [
    {
      "id": 123,
      "slug": "<string>",
      "source": "<string>",
      "chain_specific_data": {},
      "name": "<string>",
      "symbol": "<string>",
      "image_url": "<string>",
      "circulating_supply": 123
    }
  ],
  "cursor": "<string>",
  "error": "<string>"
}