Hi Yvonne, Sorry, I didn't mentioned that I was talking about the SOAP API, for instance, I'm using the following query which works fine (return results) for NewProduct or UpdateProduct amendments: <env:Body>
<ins0:query>
<ins0:queryString>select Id, AmendmentId, AmendmentSubscriptionRatePlanId, AmendmentType, CreatedById, CreatedDate, Name, ProductRatePlanId, SubscriptionId, UpdatedById, UpdatedDate from RatePlan where AmendmentId = '2c92c0f9592a694001596298d1fd2dbf'</ins0:queryString>
</ins0:query>
</env:Body>
... View more