Feishu event subscription webhook — URL verification and message receiving
| Event Type | Description |
|---|---|
url_verification | URL verification (sent by Feishu during initial configuration) |
im.message.receive_v1 | Receive user messages |
url_verification → returns { challenge } to complete verificationim.message.receive_v1 eventevent_id) → asynchronous background processing → quickly returns { code: 0 } to Feishu