REALTY-DATA.
Property APIGuides

Responses & Entitlements

The response envelope, entitlement filtering, and why absent means absent

The envelope

Every JSON success response has the same shape:

{
  "data": { "...": "..." },
  "meta": {
    "entitlement_version": 7
  }
}

data is the payload — an object or an array depending on the endpoint. meta always leads with entitlement_version; endpoints add keys after it (for example, meta.next on paginated lists).

Redaction is absence

Fields you are not entitled to are absent from data.attributes, never null. A null you do receive is a real value from the canonical record (for example, a suppressed market-report measure).

Why this matters

You can treat presence as authorization: if a field appears, your entitlement includes it. There is no need to distinguish "hidden" from "empty".

Fail-closed reads

If the platform cannot prove a response would be filtered correctly — for example, a canonical-store disagreement — the request fails closed with 503 { "error": "service_unavailable" } rather than returning unverified data. Retry with backoff.

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