curl --request POST \
  --url https://api.notion.com/v1/data_sources \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --header 'Notion-Version: <notion-version>' \
  --data '
{
  "parent": {
    "database_id": "<string>",
    "type": "<string>"
  },
  "properties": {},
  "title": [
    {
      "text": {
        "content": "<string>",
        "link": {
          "url": "<string>"
        }
      },
      "annotations": {
        "bold": true,
        "italic": true,
        "strikethrough": true,
        "underline": true,
        "code": true,
        "color": "default"
      },
      "type": "<string>"
    }
  ],
  "icon": {
    "file_upload": {
      "id": "<string>"
    },
    "type": "<string>"
  }
}
'

{
  "object": "<unknown>",
  "message": "<string>",
  "code": "invalid_json",
  "status": "<unknown>",
  "additional_data": {}
}