consumePurchase API

This document focuses on the consumePurchase API used for server-side purchase consumption.

After you have verified the purchase, you should mark it as consumed.

Purchase consumption involves:

Assigning the purchased product to the user.
Notifying now.gg that the product has been consumed.

Important Information

This API must be called from your app backend server.

Base URL

 https://payments-api.now.gg/

Request Path

v2/order/consumePurchase

Request Method

 POST

Request Header

 'Authorization': '<payment_api_key_here>',
  'Content-Type': 'application/x-www-form-urlencoded'

Request Body

The following should be included within the request body with consumePurchase API:

"purchaseToken": "<purchase_token_here>",
 "productId": "<product_id_here>", // Required only for multi-store
 "developerPayload": developerPayload // Optional. // Required only for multi-store
 "currency": "<currency>", // Required only for multi-store
 "type": "<store>"  // xiaomi | onestore. If not present, fallback value will be nowgg.

Note: If type is not present, the fallback value will be nowgg.

Important Information

Amazon and Huawei Stores do not support server-side consumption. Please refer to client-side consumption:
- Native Android
- Unity

Sample Consume Purchase Request

The following sample code illustrates the associated request using the consumePurchase API.

import requests

 url = "https://payments-api.now.gg/v2/order/consumePurchase"

 headers = {
     "Authorization": "<payment_api_key_here>",
     "Content-Type": "application/x-www-form-urlencoded"
 }

 data = {
     "purchaseToken": "<purchase_token_here>",
     "productId": "<product_id_here>", // Required only for multi-store
     "developerPayload": "developerPayload",  // Optional // Required only for multi-store 
     "currency": "<currency>", // Required only for multi-store
     "type": "<store>"  // xiaomi, onestore. If not present, the fallback will be nowgg 
 }

 response = requests.post(url, headers=headers, data=data)

 print("Response Status Code:", response.status_code)
 print("Response Body:", response.text)

curl --location --request POST 'https://payments-api.now.gg/v2/order/consumePurchase' \
 --header 'Authorization: <payment_api_key_here>' \
 --header 'Content-Type': 'application/x-www-form-urlencoded' \
 --data '{
     "purchaseToken": "<purchase_token_here>",
     "productId": "<product_id_here>", // Required only for multi-store
     "developerPayload" : developerPayload, //Optional, // Required only for multi-store
     "currency": "<currency>", // Required only for multi-store
     "type": "<store>"  // xiaomi | onestore // If not present, fallback value will be nowgg
 }'

Important Information

API Key – The Payments API Key can be found within the credentials section of nowStudio. More information.
The purchaseToken is returned after a successful purchase. You can refer to the following reference documents for more information:
- PurchasesUpdatedListener and Purchase (Native Android)
- PurchasedProduct() (Unity)

Expected Response

The following is a sample response from the consumePurchase API.

 {  
   "success": true,
   "code": 0,
   "codeMsg": "success",
   "data": {}
 }

Response Params

Params	Type	Description
success	boolean	Returns success as true or false.
code	int	Returns 0 for success and non-zero for failure.
codeMsg	string	Returns msg related to error code.
data	object	Data returned as a response.

Error Code Mapping

Error Code	Message	Description
3800	ERROR_CONSUMING_PRODUCT	There was an error consuming the product.
3900	INVALID_AUTHORIZATION_KEY	The API Key provided for authorization is invalid.
3901	INVALID_PURCHASE_TOKEN	The provided purchase token is invalid.
5014	MULTISTORE_UNKNOWN_ERROR	Indicates a generic error from the Multistore API.
5015	MULTISTORE_AUTH_ERROR	Indicates an error while generating auth/credentials for Multistore API.