{
  "disclosure": "Fictional, app-neutral worked excerpt. No customer account or live API call. Not the complete package.",
  "title": "Entity and relationship dictionary",
  "columns": [
    "Entity",
    "Identifier",
    "Relationship"
  ],
  "sourceRows": [
    [
      "Account",
      "account_id text",
      "has contacts"
    ],
    [
      "Contact",
      "contact_id text",
      "belongs to account"
    ],
    [
      "Event",
      "event_id text",
      "contact may be absent"
    ]
  ],
  "resultRows": [
    [
      "Preserve each source identifier."
    ],
    [
      "Distinguish missing relationship from a blank name."
    ],
    [
      "Record unknown join cardinality for owner review."
    ]
  ],
  "rule": "A dictionary explains supplied metadata. It does not provision infrastructure or infer authorization.",
  "sourceRowCount": 3,
  "outputRowCount": 3
}