# Notice of Product System Removal
If you receive a callback from the system, please refer to the review reason returned, modify the product information, and resubmit the review.
# Request Parameter Sample
<ToUserName>gh_abcdefg</ToUserName>
<FromUserName>oABCD</FromUserName>
<CreateTime>12344555555</CreateTime>
<MsgType>event</MsgType>
<Event>open_product_spu_audit</Event>
<OpenProductSpuAudit>
<out_product_id>spu_123</out_product_id>
<product_id>38249023</product_id>
<status>13</status>
<reject_reason>Xxx reason</reject_reason>
</OpenProductSpuAudit>
# Return Package Example
success
# Request Parameter Dxplaination
| parameter | type | Introductions |
|---|---|---|
| ToUserName | string | Merchant applet name |
| FromUserName | string | WeChat team OpenID(Fixed value) |
| CreateTime | number | Time of event, Unix timestamp |
| MsgType | string | Message type, fixed to event |
| Event | string | Event type, this interface is fixed to open_product_spu_status_update |
| OpenProductSpuAudit | object | Subject of event |
| OpenProductSpuAudit.out_product_id | string | Merchant custom product id |
| OpenProductSpuAudit.product_id | number | Platform product id |
| OpenProductSpuAudit.status | number | 13, system down, 5, back up. |
| OpenProductSpuAudit.reject_reason | string | Relevant information |
# Return parameter specification
Just return the string directlysuccess。