{ "$schema": "https://json-schema.org/draft/2020-12/schema", "$id": "#/components/schemas/prefill_request", "title": "prefill_request", "properties": { "ssn_filled": { "description": "If true, the person's SSN was successfully populated.", "example": true, "readOnly": true, "type": "boolean" }, "ssn_last4": { "description": "Last four digits of person's Social Security number (SSN).", "example": 4271, "type": "string" } } }