curl --request POST \
  --url https://api.example.com/v2/geoprovenance/countries \
  --header 'Content-Type: application/json' \
  --data '
{
  "purls": [
    {
      "purl": "<string>",
      "requirement": "<string>"
    }
  ]
}
'

{
  "purls": [
    {
      "purl": "<string>",
      "declared_locations": [
        {
          "type": "<string>",
          "location": "<string>"
        }
      ],
      "curated_locations": [
        {
          "country": "<string>",
          "count": 123
        }
      ],
      "info_message": "<string>",
      "info_code": "<string>"
    }
  ],
  "status": {
    "status": "UNSPECIFIED",
    "message": "<string>",
    "db": {
      "schema_version": "<string>",
      "created_at": "<string>"
    },
    "server": {
      "version": "<string>"
    }
  }
}