> For the complete documentation index, see [llms.txt](https://developer.paywall.one/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://developer.paywall.one/payment-orchestration-integration-document/checkout-page-service/2.-payment-inquiry.md).

# 2. Payment Inquiry

## Shared Payment Page Query

<mark style="color:blue;">`GET`</mark> `{{BaseAddress}}/api/paywall/checkout/inquiry`

{% hint style="info" %}
**Important**: In order to use the payment initiation service, you need to send the '**apikeypublic**' and '**apiclientpublic**' parameters in the 'Header' field.

\
[<mark style="color:green;">**PaymentAPI Address**</mark>](/payment-orchestration-integration-document/environment.md)
{% endhint %}

**The header information that needs to be sent to the service is as follows:**

<details>

<summary><strong>Parameters and descriptions</strong></summary>

<table><thead><tr><th width="202">Parameter</th><th width="92">Type</th><th width="146">Compulsory </th><th width="403">Description</th></tr></thead><tbody><tr><td>apikeypublic</td><td>string</td><td>Yes</td><td>The Public Key obtained from the merchant panel.</td></tr><tr><td>apiclientpublic</td><td>string</td><td>Yes</td><td>The Public Client obtained from the merchant panel.</td></tr><tr><td>id</td><td>int</td><td>Yes</td><td>The identifier (Id) information of the shared payment page. It is returned at the time of creation.</td></tr></tbody></table>

</details>

**The response returned from the service:**

<details>

<summary><strong>Parameter descriptions</strong></summary>

<table><thead><tr><th width="240">Parameter</th><th width="120.33333333333331">Type </th><th>Description</th></tr></thead><tbody><tr><td>Id</td><td>int</td><td>The identifier (Id) information of the shared payment page.</td></tr><tr><td>Guid</td><td>Guid</td><td>The unique code of the shared payment page.</td></tr><tr><td>UniqueCode</td><td>string</td><td>It is provided by your side at the time of creation.</td></tr><tr><td>LanguageId</td><td>int</td><td>It is the language identifier provided at the time of creation of the shared payment page.</td></tr><tr><td>CurrencyId</td><td>int</td><td>Currency identifier</td></tr><tr><td>CurrencyName</td><td>string</td><td>The name of the currency.</td></tr><tr><td>Amount</td><td>decimal</td><td>The amount</td></tr><tr><td>Installment</td><td>int</td><td>Installment information</td></tr><tr><td>InstallmentSupport</td><td>bool</td><td>Installment support</td></tr><tr><td>InstallmentDynamic</td><td>bool</td><td>Dynamic installment support</td></tr><tr><td>ShowProduct</td><td>bool</td><td>Are the products displayed on the screen?</td></tr><tr><td>ReceiverInfoSupport</td><td>bool</td><td>Should recipient information be collected on the screen?</td></tr><tr><td>ReceiverAddressSupport</td><td>bool</td><td>Should recipient address information be collected on the screen?</td></tr><tr><td>SuccessBackUrl</td><td>string</td><td>The screen to be redirected to in case of success</td></tr><tr><td>CardWallSupport</td><td>bool</td><td>Is there card storage support?</td></tr><tr><td>CardWallExpirationMin</td><td>int</td><td>The minute that card storage is supported. It is supported for a certain period for security reasons.</td></tr><tr><td>ExpiryTime</td><td>DateTime</td><td>The expiration date of the shared payment page.</td></tr><tr><td>AnyPayment</td><td>bool</td><td>Has any payment been made on the shared payment page?</td></tr><tr><td>SuccessPayment</td><td>bool</td><td>Are there any successful payments?</td></tr></tbody></table>

</details>

{% tabs %}
{% tab title="JSON" %}
{% code lineNumbers="true" %}

```json
{
    "ErrorCode": 0,
    "Result": true,
    "Message": "",
    "Body": {
        "Id": 1320,
        "Guid": "399173a2-5b0b-49e5--9bf2e3e661b7",
        "UniqueCode": "A1S2D3F4G5H6J7J7H6G5F4D3S2A1",
        "LanguageId": 1,
        "CurrencyId": 1,
        "CurrencyName": "TRY",
        "Amount": 25.00,
        "InstallmentSupport": true,
        "InstallmentDynamic": true,
        "ShowProduct": true,
        "ReceiverInfoSupport": false,
        "ReceiverAddressSupport": false,
        "SuccessBackUrl": "https://paywall.one/95d9cb18-b6ab-403b-a86a-da0ace185706",
        "FailBackUrl": "https://paywall.one/95d9cb18-b6ab-403b-a86a-da0ace185706",
        "CardWallSupport": true,
        "CardWallExpirationMin": 15,
        "ExpiryTime": "2024-02-06T18:38:03.482921",
        "AnyPayment": true,
        "SuccessPayment": true
    }
}
```

{% endcode %}
{% endtab %}
{% endtabs %}