curl https://api.aiql.io/sources/ing_9d2c/graph \
  -H "Authorization: Bearer $AIQL_API_KEY" \
  -H "AiQL-Workspace: $AIQL_WORKSPACE_ID"

{
  "nodes": [
    {
      "id": "<string>",
      "name": "<string>"
    }
  ],
  "relationships": [
    {
      "id": "<string>",
      "name": "<string>",
      "source": "<string>",
      "target": "<string>"
    }
  ]
}

{
  "detail": "<string>"
}

{
  "detail": [
    {
      "loc": [
        "<string>"
      ],
      "msg": "<string>",
      "type": "<string>",
      "input": "<unknown>",
      "ctx": {}
    }
  ]
}