Move purchase verification info

src/content/docs/en/sdk/ios/features/events.mdx

@@ -8,8 +8,6 @@ import TrackEvent from "@ios-examples/Adjust/trackEvent.mdx"
 import TrackEventSig from "@ios-signatures/Adjust/trackEvent.mdx"
 import SetRevenue from "@ios-examples/ADJEvent/setRevenue.mdx"
 import SetRevenueSig from "@ios-signatures/ADJEvent/setRevenue.mdx"
-import SetTransactionId from "@ios-examples/ADJEvent/setTransactionId.mdx"
-import SetTransactionIdSig from "@ios-signatures/ADJEvent/setTransactionId.mdx"
 import SetCallbackId from "@ios-examples/ADJEvent/setCallbackId.mdx"
 import SetCallbackIdSig from "@ios-signatures/ADJEvent/setCallbackId.mdx"
 import AddCallbackParameter from "@ios-examples/ADJEvent/addCallbackParameter.mdx"
@@ -202,6 +200,51 @@ class ViewControllerSwift: UIViewController {
 </Tab>
 </Tabs>
 
+### Purchase verification
+
+If you've enabled [purchase verification](https://help.adjust.com/en/article/purchase-verification), you must send additional information with your purchase events to verify them. When Adjust's servers receive this information in an event object, they forward it to Apple to verify the purchase.
+
+`transactionId` (NSString)
+: The [`transactionIdentifier` value](https://developer.apple.com/documentation/storekit/skpaymenttransaction/1411288-transactionidentifier) of the successfully completed purchase
+
+`productId` (NSString)
+: The product identifier of the item that was successfully purchased
+
+`receipt` (NSData)
+: The [signed receipt](https://developer.apple.com/documentation/foundation/bundle/1407276-appstorereceipturl) containing the information about the successfully completed purchase
+
+<Tabs>
+<Tab title="Swift" sync="swift">
+
+```swift
+let receiptURL = Bundle.main.appStoreReceiptURL;
+let receipt = try Data(contentsOf: receiptURL, options: .alwaysMapped)
+
+let event = ADJEvent(eventToken: "abc123")
+event?.setRevenue(6.0, currency: "EUR");
+event?.setTransactionId("transaction-id");
+event?.setProductId("product-id");
+event?.setReceipt(receipt);
+Adjust.trackEvent(event)
+```
+
+</Tab>
+<Tab title="Objective-C" sync="objc">
+
+```objc
+NSURL *receiptURL = [[NSBundle mainBundle] appStoreReceiptURL];
+NSData *receipt = [NSData dataWithContentsOfURL:receiptURL];
+ADJEvent *event = [ADJEvent eventWithEventToken::@"your-event-token"];
+[event setRevenue:6.0 currency:@"EUR"];
+[event setTransactionId:@"transaction-id"];
+[event setProductId:@"product-id"];
+[event setReceipt:receipt];
+[Adjust trackEvent:event];
+```
+
+</Tab>
+</Tabs>
+
 ## Add callback parameters
 
 If you [register a callback URL](https://help.adjust.com/en/article/set-up-callbacks) in the Adjust dashboard, the SDK sends a GET request to your callback URL when it records an event.
@@ -519,48 +562,3 @@ class ViewControllerSwift: UIViewController {
 
 </Tab>
 </Tabs>
-
-## Purchase verification
-
-If you've enabled [purchase verification](https://help.adjust.com/en/article/purchase-verification), you must send additional information with your purchase events to verify them. When Adjust's servers receive this information in an event object, they forward it to Apple to verify the purchase.
-
-`transactionId` (NSString)
-: The [`transactionIdentifier` value](https://developer.apple.com/documentation/storekit/skpaymenttransaction/1411288-transactionidentifier) of the successfully completed purchase
-
-`productId` (NSString)
-: The product identifier of the item that was successfully purchased
-
-`receipt` (NSData)
-: The [signed receipt](https://developer.apple.com/documentation/foundation/bundle/1407276-appstorereceipturl) containing the information about the successfully completed purchase
-
-<Tabs>
-<Tab title="Swift" sync="swift">
-
-```swift
-let receiptURL = Bundle.main.appStoreReceiptURL;
-let receipt = try Data(contentsOf: receiptURL, options: .alwaysMapped)
-
-let event = ADJEvent(eventToken: "abc123")
-event?.setRevenue(6.0, currency: "EUR");
-event?.setTransactionId("transaction-id");
-event?.setProductId("product-id");
-event?.setReceipt(receipt);
-Adjust.trackEvent(event)
-```
-
-</Tab>
-<Tab title="Objective-C" sync="objc">
-
-```objc
-NSURL *receiptURL = [[NSBundle mainBundle] appStoreReceiptURL];
-NSData *receipt = [NSData dataWithContentsOfURL:receiptURL];
-ADJEvent *event = [ADJEvent eventWithEventToken::@"your-event-token"];
-[event setRevenue:6.0 currency:@"EUR"];
-[event setTransactionId:@"transaction-id"];
-[event setProductId:@"product-id"];
-[event setReceipt:receipt];
-[Adjust trackEvent:event];
-```
-
-</Tab>
-</Tabs>