物流订阅
订阅物流状态变更，平台将通过 Webhook 推送轨迹更新。
请求示例
Request json
{"waybill_no": "SF1234567890", "callback_url": "https://example.com/webhook"}返回示例
Response json
{"code": 0, "message": "success"}订阅物流状态变更，平台将通过 Webhook 推送轨迹更新。
{"waybill_no": "SF1234567890", "callback_url": "https://example.com/webhook"}{"code": 0, "message": "success"}