delete
https://secure.fusebill.com/v1/SubscriptionProductItems/Delete/
This function deletes a tracked item on a subscription product.
Returns a 204 No Content Response upon success{
"ErrorId": 0,
"HttpStatusCode": 404,
"Errors": [
{
"Key": "Api Error",
"Value": "ProductItem with id 1 not found."
}
]
}