User Id used for IAP S2S REST Requests

OK, figured it out... No idea why the docs don't have it for all requests https://developer.oculus.com/documentation/unity/ps-iap-s2s/ but the key is using the `user_id` parameter. It's only used in the "Retrieve Items Owned" example...

Here's how I verify and consume purchases in Python using the requests library:

def verify_oculus_in_app_purchase(meta_user_id: str, sku: str):
    return requests.post(
        f'https://graph.oculus.com/{app_id}/verify_entitlement',
        data={'sku': sku, 'access_token': access_token, 'user_id': meta_user_id}
    ).json()

def consume_oculus_in_app_purchase(meta_user_id: str, sku: str) -> bool:
    return requests.post(
        f'https://graph.oculus.com/{app_id}/consume_entitlement',
        data={'sku': sku, 'access_token': access_token, 'user_id': meta_user_id}
    ).json()

Good luck with your projects everyone!