---
page_title: Lite Topup
product: UPI TPAP SDK
platform: Android
page_source: https://juspay.io/in/docs/upi-tpap-sdk/android/callbacks/lite-topup-callback
llms_txt: https://juspay.io/in/docs/llms.txt
product_llms_txt: https://juspay.io/in/docs/upi-tpap-sdk/llms.txt
---


## Lite Topup




## default Payload
- **Event_name**:
  - Value: MERCHANT_CUSTOMER_UPI_LITE_TOPUP
  - Tags: String, Mandatory
- **Content**:
  - Description: Details of the event
  - Value:
    - **Merchant_customer**:
      - Description: Customer Details
      - Value:
        - **Merchant_customer_id**:
          - Description: Merchant generated unique profile id for customer
          - Value: DEMO-CUST-1234
          - Tags: String, Mandatory
        - **Payment_method**:
          - Value: CRED, SIMPL, UPI and etc.
          - Tags: String, Mandatory
        - **Transaction**:
          - Value:
            - **Gateway_response_code**:
              - Description: Response code returned by gateway for the transaction.
              - Value: 00
              - Tags: String, Mandatory
            - **Gateway_reference_id**:
              - Value: eg: 420617923934
              - Tags: String, Mandatory
            - **Gateway_transaction_id**:
              - Value: eg: AXB22f8d0fafdf9455bb9d7b657c2ab14e4
              - Tags: String, Mandatory
            - **Custom_response**:
              - Value: {}
            - **Ref_url**:
              - Value: https://www.abcxyz.com/
              - Tags: String, Mandatory
            - **Merchant_request_id**:
              - Value: eulwh64Rw6dQSNBUZUE
              - Tags: String, Mandatory
            - **Udf_parameters**:
              - Value: {}
              - Tags: String, Mandatory
          - Tags: String, Mandatory
        - **Amount**:
          - Tags: String, Mandatory
        - **Date_created**:
          - Value: 2024-07-24T06:14:30Z
          - Tags: String, Mandatory
        - **Upi**:
          - Value:
            - **Masked_account_number**:
              - Description: Account Number with last few digits visible
              - Value: Example: XXXXXXXXX1234
              - Tags: String, Mandatory
            - **Payer_vpa**:
              - Description: vpa of payer
              - Value: Example: pqr@xyz
              - Tags: String, Mandatory
            - **Bank_account_unique_id**:
              - Value: fb96f8b2b1ab0c070d0d894......
              - Tags: String
            - **Upi_app**:
              - Value: YES_BIZ
              - Tags: String, Mandatory
            - **Payee_vpa**:
              - Value: customer@xyz
              - Tags: String, Mandatory
            - **Payee_mcc**:
              - Value: 4121
              - Tags: String, Mandatory
            - **Merchant_id**:
              - Description: Unique identifier associated with an account created by juspay.
              - Value: Example: stock
              - Tags: String, Mandatory
            - **Payer_merchant_customer_id**:
              - Value: DEMO-CUST-1234
              - Tags: String, Mandatory
            - **Merchant_channel_id**:
              - Value: ABCDAPP
              - Tags: String
            - **Bank_code**:
              - Value: 500001
              - Tags: String
          - Tags: String, Mandatory
      - Tags: String, Mandatory
    - **Payment_method_type**:
      - Value: UPI
      - Tags: String, Mandatory
    - **Message**:
      - Value: Example: Your transaction is successful
      - Tags: String, Mandatory
  - Tags: String, Mandatory
- **Date_created**:
  - Value: 2024-07-24T06:14:33Z
  - Tags: String, Mandatory
- **Id**:
  - Value: Example: evt_V2_0fa3e7c5aaaf43f3bb609d3e67bde306
  - Tags: String, Mandatory



## Sample Code Snippets:
### LiteTopup Callback:

#### LiteTopup Callback Code Snippet:

```litetopup callback
{"success":false,"message":"Failed to fetch snippet"}
```



---

## See Also

- [Order Failed](https://juspay.io/in/docs/upi-tpap-sdk/android/callbacks/order-failed)
- [Lite Deregistration](https://juspay.io/in/docs/upi-tpap-sdk/android/callbacks/deregistration-callback)