{ "$schema": "https://json-schema.org/draft/2020-12/schema", "$id": "https://api.att.com/schemas/network/number-verification-request", "title": "Number Verification Request", "description": "Request to verify a device phone number", "type": "object", "required": [ "phoneNumber" ], "properties": { "phoneNumber": { "type": "string", "pattern": "^\\+[1-9]\\d{1,14}$" } } }