{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://aps.local/contracts/receipt.schema.json",
  "title": "ExecutionReceipt",
  "description": "能力调用的统一回执（架构设计 4.2）。",
  "type": "object",
  "required": ["executionId", "status"],
  "properties": {
    "executionId": { "type": "string" },
    "status": { "$ref": "envelope.schema.json#/$defs/status" },
    "result": {},
    "errorKind": { "type": "string" },
    "approvalId": { "type": "string", "description": "status = pending-confirmation 时给出待确认动作标识" }
  },
  "additionalProperties": false
}