Record Usage - Devolens (formerly Cryptolens) Documentation

This method records uses Stripe’s metered billing to record usage for a certain subscription. In order to use this mehtod, you need to have set up recurring billing. A record will be created using Stripe’s API with action set to ‘increment’. This method is accessed by https://api.cryptolens.io/api/subscription/RecordUsage

Parameter	Description	Remarks
ProductId	the product id (=[ProductId] )	required
Key	the serial key string	required
Amount	The amount to increment the usage counter with.	optional. 0 by default.
v	Method version.	optional. by default, it’s 1.

Parameter	Description	Remarks
Result	This is either 0(=success) or 1(=error).	always returned
Message	The message that provides additional information about the result.	always returned.

{"result":0,"message":""}

Error
Access denied.
The input parameters were incorrect.
Could not find the product.
Could not find the key.
No Stripe payment processor was set up.
The subscription item id could not be found.
Could not increment the usage counter.