# Search proposal history by ID

Use the **searchProposalHistoryById** method via JSON-RPC API 6.0 to find a specific proposal or retrieve the quote version history.

## Request parameters <a href="#request-parameters" id="request-parameters"></a>

<table><thead><tr><th width="171.33349609375">Parameter</th><th>Type / Description</th></tr></thead><tbody><tr><td><code>sessionId</code></td><td><p><strong>Required (string)</strong></p><p>Unique 2Checkout session ID code.</p></td></tr><tr><td><code>ProposalId</code></td><td><p><strong>Required (string)</strong></p><p>Proposal id.</p></td></tr><tr><td><code>Offset</code></td><td><p><strong>Required (integer)</strong></p><p>The offset at which the proposals should be returned. Default value: 0.</p></td></tr><tr><td><code>Limit</code></td><td><p><strong>Required (integer)</strong></p><p>The maximum number of proposal versions (history) to return. Default value: 10.</p></td></tr><tr><td><code>HasStatusComment</code></td><td><p><strong>Optional (string)</strong></p><p>Filters the history version by <code>statusComment</code> field. It can be “true” or “false”.</p></td></tr></tbody></table>

### Request sample

```php
<?php

declare(strict_types=1);

class Configuration
{
    public const MERCHANT_CODE = '';
    public const MERCHANT_KEY = '';
    public const URL = 'http://api.avangate.local/rpc/6.0';
    public const ACTION = 'searchProposalHistoryById';
    public const ADDITIONAL_OPTIONS = 'c0d6955b-f804-4a13-93a0-cb7cd04bc68a'; // existing proposal id
    //array or JSON
    public const PAYLOAD = <<<JSON
{
    "Limit": 10,
    "Offset": 0,
}
JSON;
}

class Client
{
    private const LOGIN_METHOD = 'login';
    private $calls = 1;
    private $sessionId;

    private function generateAuth(): array
    {
        $merchantCode = Configuration::MERCHANT_CODE;
        $key = Configuration::MERCHANT_KEY;
        $date = gmdate('Y-m-d H:i:s');
        $string = strlen($merchantCode) . $merchantCode . strlen($date) . $date;
        $hash = hash_hmac('md5', $string, $key);
        return compact('merchantCode', 'date', 'hash');
    }

    public function login(string $url)
    {
        $payload = $this->generateAuth();
        $response = $this->call($url, array_values($payload), self::LOGIN_METHOD);
        $this->sessionId = $response['result'];
    }

    public function call(
        string $url = Configuration::URL,
        $payload = Configuration::PAYLOAD,
        string $action = Configuration::ACTION
    ): ?array
    {
        if (empty($this->sessionId) && $action !== self::LOGIN_METHOD) {
            $this->login($url);
        }
        if (is_string($payload)) {
            $payload = json_decode($payload, true);
        }
        if (!empty($this->sessionId)) {
            $payload = [$this->sessionId, Configuration::ADDITIONAL_OPTIONS, $payload];
        }
        $payload = array_filter($payload);
        $request = json_encode([
            'jsonrpc' => '2.0',
            'method' => $action,
            'params' => $payload,
            'id' => $this->calls++,
        ]);
        $curl = curl_init($url);
        curl_setopt($curl, CURLOPT_POST, 1);
        curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, 0);
        curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, 0);
        curl_setopt($curl, CURLOPT_SSLVERSION, 0);
        curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($curl, CURLOPT_HTTPHEADER, array('Content-Type: application/json', 'Accept: application/json', 'Cookie: XDEBUG_SESSION=PHPSTORM'));
        curl_setopt($curl, CURLOPT_POSTFIELDS, $request);
        $response = curl_exec($curl);
        if (empty($response)) {
            die('Server unavailable');
        }
        echo $response . '</br>';
        return json_decode($response, true);;
    }
}

$client = new Client();
$result = $client->call();
var_dump($result);
```

## Response parameter <a href="#response" id="response"></a>

<table><thead><tr><th width="114.800048828125">Parameter</th><th>Type / Description</th></tr></thead><tbody><tr><td><code>Versions</code></td><td><p><strong>Object</strong></p><p>All versions of a proposal, paginated and ordered by date, newest first. Each element in the collection is a <a href="/pages/zGoQB6vtnyNTNd3gM09q"><code>Proposal</code></a> object.</p></td></tr><tr><td><code>Count</code></td><td><p><strong>Integer</strong></p><p>The total number of proposal versions.</p></td></tr><tr><td><code>Limit</code></td><td><p><strong>Integer</strong></p><p>The maximum number of proposal versions history to return. Default value: 10.</p></td></tr><tr><td><code>Offset</code></td><td><p><strong>Integer</strong></p><p>The offset at which the proposal versions history is returned.</p></td></tr></tbody></table>


---

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