{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://www.bailinghub.com/schemas/api/delivery-callback.schema.json",
  "title": "Bailing Delivery Callback",
  "type": "object",
  "additionalProperties": true,
  "required": ["kind", "job_id", "route", "status"],
  "properties": {
    "kind": { "type": "string", "const": "delivery" },
    "job_id": { "type": "string", "minLength": 1 },
    "request_id": { "type": "string" },
    "route": { "type": "string" },
    "status": {
      "type": "string",
      "enum": ["done", "error", "cancelled"]
    },
    "result": {
      "type": ["object", "null"],
      "additionalProperties": true,
      "properties": {
        "summary": { "type": "string" },
        "detail": { "type": "object", "additionalProperties": true }
      }
    },
    "error": { "type": ["string", "null"] },
    "trace_id": { "type": "string" }
  }
}