{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://ucp.dev/2026-04-08/schemas/shopping/types/payment_identity.json",
  "title": "Payment Identity",
  "description": "Identity of a participant for token binding. The access_token uniquely identifies the participant who tokens should be bound to.",
  "type": "object",
  "required": [
    "access_token"
  ],
  "properties": {
    "access_token": {
      "type": "string",
      "description": "Unique identifier for this participant, obtained during onboarding with the tokenizer."
    }
  }
}