Here is a snapshot of how your conversion status will look like:
Approved: The Advertiser has approved your conversion and you will be earning a commission.
Pending: The Advertiser has not yet validated your conversion. The estimated validation period varies, and details can be found on the offer page.
Rejected: The Advertiser has rejected your conversion.
Below are possible reasons for rejected conversions (but are not limited to):
Yet to Consume: Purchases that are made in advance, such as hotel bookings. A commission will only be issued after successful payment from the customer, and successful delivery of products or services.
Paid: Your payment has been sent via the method you set in your payment details. You can check your payout overview for more info.
Invalid: Conversions that are not recognized or cannot be proven of their sources.
Below are a few examples that can contribute to an "Invalid" status (but are not limited to):
Refer here for Lazada's rejection reason
Refer here for Shopee's rejection reason