return string which failed deserialiaztion

Author: 64bit

async-openai/src/error.rs

@@ -35,8 +35,8 @@ pub enum WebhookError {
     #[error("invalid webhook signature: {0}")]
     InvalidSignature(String),
     /// Failed to deserialize webhook payload
-    #[error("failed to deserialize webhook payload: {0}")]
-    Deserialization(#[from] serde_json::Error),
+    #[error("failed to deserialize webhook payload: error:{0} content:{1}")]
+    Deserialization(serde_json::Error, String),
 }
 
 #[derive(Debug, thiserror::Error)]

async-openai/src/webhooks.rs

@@ -48,7 +48,8 @@ impl Webhooks {
         )?;
 
         // Deserialize the event
-        let event: WebhookEvent = serde_json::from_str(body)?;
+        let event: WebhookEvent = serde_json::from_str(body)
+            .map_err(|e| WebhookError::Deserialization(e, body.to_string()))?;
 
         Ok(event)
     }