# 2. Pair/Disconnect

<mark style="color:red;">`DELETE`</mark> `{{Base Address}}/api/pair/sync/unpair`

It will be sufficient to send a request to the address provided above. You can use the 'Base Address' as desired for both the test environment and the production environment.

{% hint style="info" %}
Important: To use the **Sync Match Disconnect** service, you must send the '**apikeyprivate**' and '**apiclientprivate**' parameters in the 'Header' field.

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

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

<table><thead><tr><th width="243">Parameter</th><th width="106.33333333333331">Type</th><th width="135">Compulsory</th><th>Description</th></tr></thead><tbody><tr><td>apikeyprivate</td><td>string</td><td>Yes</td><td>The Private Key obtained from the merchant panel.</td></tr><tr><td>apiclientprivate</td><td>string</td><td>Yes</td><td>The Private Client obtained from the merchant panel.</td></tr></tbody></table>

**The body information to be sent to the service is as follows:**

{% tabs %}
{% tab title="JSON" %}

```json
{
    "TerminalTagCode": "levent_sube_pos_1"
}
```

{% endtab %}
{% endtabs %}

<table><thead><tr><th width="268">Parameter</th><th width="80.33333333333331">Type</th><th width="148">Compulsory</th><th width="103">Length</th><th>Description</th></tr></thead><tbody><tr><td><pre><code>TerminalTagCode
</code></pre></td><td>string</td><td>Yes</td><td>25</td><td>The tag code assigned to your terminal.</td></tr></tbody></table>

**The response returned by the service:**

<table><thead><tr><th width="182">Parameter</th><th width="107.33333333333331">Type</th><th>Description</th></tr></thead><tbody><tr><td>Result</td><td>object</td><td>Returns the details of the service.</td></tr><tr><td>ErrorCode</td><td>int</td><td>Error code. If the transaction is successful, it returns a value of '0'.</td></tr><tr><td>Succeeded</td><td>bool</td><td>Returns a true or false value. If the transaction is <mark style="color:green;">successful</mark>, it returns a value of 'true'.</td></tr><tr><td>Failed</td><td>bool</td><td>Returns a true or false value. If the transaction is <mark style="color:red;">unsuccessful</mark>, it returns a value of 'true'.</td></tr><tr><td>Message</td><td>string</td><td>If the transaction is erroneous, this is the message associated with the error. It provides language support based on the locale parameter.</td></tr><tr><td>ClientMessage</td><td>string</td><td>Returns the constant values of Paywall error codes. You can perform mapping.</td></tr></tbody></table>

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

```json5
{
    "Result": {
        "TerminalPairId": "616e4bc7-8661-4040-86b8-e660b936b85f"
    },
    "Failed": false,
    "Message": null,
    "ClientMessage": null,
    "Succeeded": true
}
```

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

<table><thead><tr><th width="263">Parameter</th><th width="139.33333333333331">Type</th><th>Description</th></tr></thead><tbody><tr><td><pre><code>TerminalPairId
</code></pre></td><td>Guid</td><td>It is not mandatory to store. It is the matching ID of the device.</td></tr></tbody></table>