collab: Fix deserialization of create meter event response (#31982)

This PR fixes the deserialization of the create meter event response
from the Stripe API.

Release Notes:

- N/A

crates/collab/src/stripe_client/real_stripe_client.rs

@@ -3,7 +3,7 @@ use std::sync::Arc;
 
 use anyhow::{Context as _, Result, anyhow};
 use async_trait::async_trait;
-use serde::Serialize;
+use serde::{Deserialize, Serialize};
 use stripe::{
     CancellationDetails, CancellationDetailsReason, CheckoutSession, CheckoutSessionMode,
     CheckoutSessionPaymentMethodCollection, CreateCheckoutSession, CreateCheckoutSessionLineItems,
@@ -213,9 +213,18 @@ impl StripeClient for RealStripeClient {
     }
 
     async fn create_meter_event(&self, params: StripeCreateMeterEventParams<'_>) -> Result<()> {
+        #[derive(Deserialize)]
+        struct StripeMeterEvent {
+            pub identifier: String,
+        }
+
         let identifier = params.identifier;
-        match self.client.post_form("/billing/meter_events", params).await {
-            Ok(event) => Ok(event),
+        match self
+            .client
+            .post_form::<StripeMeterEvent, _>("/billing/meter_events", params)
+            .await
+        {
+            Ok(_event) => Ok(()),
             Err(stripe::StripeError::Stripe(error)) => {
                 if error.http_status == 400
                     && error
@@ -228,7 +237,7 @@ impl StripeClient for RealStripeClient {
                     Err(anyhow!(stripe::StripeError::Stripe(error)))
                 }
             }
-            Err(error) => Err(anyhow!(error)),
+            Err(error) => Err(anyhow!("failed to create meter event: {error:?}")),
         }
     }