# Enter campaign

Use the **enterChurnCampaign** method to confirm the campaign you want for the churn campaign process.

## Request parameters

<table><thead><tr><th width="234.2666015625">Parameter</th><th>Type / Description</th></tr></thead><tbody><tr><td><code>sessionID</code></td><td><strong>Required (string)</strong><br>Session identifier, the output of the <strong>Login</strong> method. Include <code>sessionID</code> into all your requests. 2Checkout throws an exception if the values are incorrect. The <code>sessionID</code> expires in 10 minutes.</td></tr><tr><td><code>SubscriptionReference</code></td><td><strong>Required (string)</strong><br>Unique, system-generated subscription identifier.</td></tr><tr><td><code>CampaignCode</code></td><td><strong>Required (string)</strong><br>The code of the campaign you want to confirm.</td></tr><tr><td><code>EnterCampaignStep</code></td><td><strong>Object</strong></td></tr><tr><td><code>EnterCapaignStep.Step</code></td><td><strong>Required (string)</strong><br>Can have one of the following values: <code>TEXT</code>, <code>REASON</code>, <code>DISPLAY</code>, <code>PAUSE</code>.</td></tr><tr><td><code>EnterCapaignStep.Success</code></td><td><p><strong>Required (Integer)</strong></p><p>Indicates whether the user <strong>continued</strong> through the cancellation flow or <strong>chose to keep</strong> the subscription at this step.</p><ul><li>0 – The user <strong>continued</strong> the cancellation process after this step (e.g., clicked <em>Next</em>, did not exit).</li><li>1 – The user <strong>interrupted</strong> the flow and chose to <strong>keep the subscription active</strong> (e.g., closed the wizard, clicked <em>Keep my subscription</em>).</li></ul><div data-gb-custom-block data-tag="hint" data-style="info" class="hint hint-info"><p>A value of <strong>1</strong> signifies that the cancellation process has <strong>ended early</strong>, and no further steps will follow.</p></div></td></tr><tr><td><code>EnterCapaignStep.Reason</code></td><td><strong>String, nullable</strong><br>Designed for the <code>REASON</code> step.
 It’s the reason why the user wants to stop the auto renewal for the subscription.
<br>It should be one of the churn reasons managed by the merchant in the 2Checkout platform.</td></tr><tr><td><code>EnterCapaignStep.Comment</code></td><td><strong>String, nullable</strong><br>Designed for the <code>REASON</code> step.
 It’s an additional field for the user to explain the reason better.</td></tr></tbody></table>

### Request sample

{% code title="example.php" %}

```php
<?php

require('PATH_TO_AUTH');

$subscriptionReference = '351D8F557E';
$campaignCode          = 'UGPPKKJY5L1LHBFPHKQ3';
$enterCampaignStep = new stdClass();
$enterCampaignStep->Step = “REASON”;
$enterCampaignStep->Success = 0;
$enterCampaignStep->Reason = “CHURN_REASON_NOT_SATISFIED”;
$enterCampaignStep->Comment = “Not statisfied because …”;


$jsonRpcRequest = [\
    'method' => 'enterChurnCampaign',\
    'params' => [$sessionID, $subscriptionReference, $campaignCode, $enterCampaignStep],\
    'id' => $i++,\
    'jsonrpc' => '2.0'\
];

var_dump(callRPC((object)$jsonRpcRequest, $host, true));
```

{% endcode %}

## Response parameters

| Type        | Description                                                                    |
| ----------- | ------------------------------------------------------------------------------ |
| **Boolean** | **true** or **false** depending on whether the changes were successful or not. |


---

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