CyberSource Apple Pay Issue

Im integrating the cybersource Magento 2 Module for Apple pay https://commercemarketplace.adobe.com/cybersource-global-payment-management.html I have created all the certificates and domain registration etc as mention in the document below https://commercemarketplace.adobe.com/media/catalog/product/cybersource-global-payment-management-3-5-6-ece/user_guides.pdf

On frontend we can see the apple pay button, By pressing, we get the payment popup. It validate the merchant and provide us the apple pay session. we pass the session to completeMerchantValidation

Session data is below

{ "session": { "epochTimestamp": 1708324489053, "expiresAt": 1708328089053, "merchantSessionIdentifier": "SSH544DA4D256BE4F6488E8EFC2A5A1E4A0_916523AAED1343F5BC5815E12BEE9250AFFDC1A17C46B0DE5A943F0F94927C24", "nonce": "b27da5ca", "merchantIdentifier": "730A9A8614BF57A050E2111C3579925ADCA174167207862B85F122AD2BFB73EF", "domainName": "https://m2dev-tm.tm8.co.uk/", "displayName": "ApplePayTM", "signature": "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", "operationalAnalyticsIdentifier": "ApplePayTM:730A9A8614BF57A050E2111C3579925ADCA174167207862B85F122AD2BFB73EF", "retries": 0, "pspId": "730A9A8614BF57A050E2111C3579925ADCA174167207862B85F122AD2BFB73EF" } }

but it goes directly to appleSession.oncancel after passing it to completeMerchantValidation

Is anyone face the same issue ?