# API Notifications

There are multiple options to get notifications about the transaction status changes:

1. Callback
2. Web sockets (Socket.IO)
3. Post message event on the client side

### Notifications Interface

All of the notifications are conforms to Transaction Entity interface.

See the full interface model here:

{% content-ref url="/pages/btqHU8nJb3gaOZCHlURj" %}
[Transaction Model](/sensepay/transaction-api/models/transaction-model.md)
{% endcontent-ref %}

Notification Example:

```json
{
  "TransactionNumber": "14a4334a32c852aeb0cfae52cbff1314649da7f175a8e140b35c147c",
  "date": "2019-12-19T09:47:59.105Z",
  "amount": 1234.56,
  "currency": "ILS",
  "status": 0,
  "statusName": "Transaction Approved",
  "pos": "POS 3, Branch Tel Aviv",
  "posReceiptsEndpoint": "http://pay.sensepass-api.com/api/invoicesReceipts/receipt/save/hofai3478o8o78o4s849j3920ckj",
  "posData": {
    "foo": "bar",
    "hello": [
      "world"
    ]
  },
  "businessName": "Coffee Bar",
  "businessId": 144,
  "timeoutDate": "2019-12-19T09:47:59.105Z",
  "paymentMethodData": {
    "PaymentType": "Bit",
    "directAppLinks": {
      "iOSLink": "paymentsBIT://www.bitpay.co.il/app/bitcom-info",
      "androidLink": "intent://www.bitpay.co.il/app/bitcom-info;scheme=bit;package=com.bnhp.payments.paymentsapp;end",
      "qrURL": "https://www.bitpay.co.il/app/bitcom-info"
    }
  },
  "SMS": "Sent",
  "paymentCommit": {
    "messsage": "Payment commit is enabled for this transaction",
    "isPaymentCommitted": false,
    "secondsToCommit": 60,
    "commitLink": "https://pay.sensepass-api.com/api/transactions/commitPayment/ec2dc489d161aa27a803f48bcf5ffcf"
  },
  "products": [
    {
      "name": "Coffee",
      "quantity": 2,
      "amount": 100,
      "discount": 0,
      "posIdentifier": "1234A"
    },
    {
      "name": "Beer",
      "quantity": 1,
      "amount": 600,
      "discount": 0,
      "posIdentifier": "1234B"
    }
  ],
  "confirmations": [
    {
      "paymentType": "Regular",
      "confirmationNumber": "063-d9j09YsY1",
      "fullConfirmationCode": "063-d9j09YsY1",
      "dateApproval": "2019-12-19T09:47:59.105Z",
      "installments": 1,
      "paymentMethodName": "PayPal",
      "approvedBy": "PayPal",
      "providerId": "uGfNuwEGiP18SUnTUEo1/atTdesDnhDhZ/8i7G9NAEg=",
      "requestID": "a4dbf66e-d3f1-4a29-baf7-2591424a9a0c",
      "authNumber": "123213dsf13111",
      "referenceNumber": "1778298289",
      "acquirer": "Visa",
      "voucher": "yyyAbnlmlfm1323",
      "lastFourDigits": "8858",
      "sensePassReferenceId": "34e209ea8b24cc831cf",
      "settlement": {
        "status": 2, // 0=processing, 1=pending, 2=done
        "created": "2019-12-19T09:47:59.105Z", // will be updated upon status change
        "confirmation": "091239831" // only exists once status = 2 (done)
      }
    }
  ],
  "confirmation": {
    "paymentType": "Regular",
    "confirmationNumber": "063-d9j09YsY1",
    "fullConfirmationCode": "063-d9j09YsY1",
    "dateApproval": "2019-12-19T09:47:59.105Z",
    "installments": 1,
    "paymentMethodName": "PayPal",
    "approvedBy": "PayPal",
    "providerId": "uGfNuwEGiP18SUnTUEo1/atTdesDnhDhZ/8i7G9NAEg=",
    "requestID": "a4dbf66e-d3f1-4a29-baf7-2591424a9a0c",
    "authNumber": "123213dsf13111",
    "referenceNumber": "1778298289",
    "acquirer": "Visa",
    "voucher": "yyyAbnlmlfm1323",
    "lastFourDigits": "8858",
    "sensePassReferenceId": "34e209ea8b24cc831cf",
    "settlement": {
      "status": 2, // 0=processing, 1=pending, 2=done
      "created": "2019-12-19T09:47:59.105Z", // will be updated upon status change
      "confirmation": "091239831" // only exists once status = 2 (done)
    }
  },
  "transactionPage": {
    "iOSLink": "https://mbeta.sensepass-api.com/orderSummary/027e4e48d59fdbe83f5a78cab62a53c676b7f111fa9d0ee0a36d1872",
    "androidLink": "https://mbeta.sensepass-api.com/orderSummary/027e4e48d59fdbe83f5a78cab62a53c676b7f111fa9d0ee0a36d1872",
    "qrURL": "https://mbeta.sensepass-api.com/orderSummary/027e4e48d59fdbe83f5a78cab62a53c676b7f111fa9d0ee0a36d1872"
  },
  "balance": 0
}
```

 


---

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