/**
 * Create document from template
 * Based on official Digio API documentation
 */
public function create_document_from_template($signer_data, $template_values = array()) {
    error_log('=== DIGIO API: Create Document ===');
    
    // OFFICIAL DIGIO ENDPOINT
    $endpoint = $this->api_url . '/client/document/uploadpdf';
    
    error_log('Endpoint: ' . $endpoint);
    error_log('Template: ' . $this->template_key);
    
    // Create request payload
    $request_data = array(
        'signers' => json_encode(array(
            array(
                'identifier' => $signer_data['email'],
                'name' => $signer_data['name'],
                'reason' => 'Terms and Conditions Agreement'
            )
        )),
        'expire_in_days' => 7,
        'display_on_page' => '1',
        'send_sign_link' => 'true',
        'sign_type' => 'aadhaar'
    );
    
    // Add template
    $request_data['template_name'] = $this->template_key;
    
    // Add template values
    foreach ($template_values as $key => $value) {
        $request_data[$key] = $value;
    }
    
    error_log('Request data: ' . print_r($request_data, true));
    
    // Build multipart form data
    $boundary = wp_generate_password(24, false);
    $body = '';
    
    foreach ($request_data as $key => $value) {
        $body .= "--{$boundary}\r\n";
        $body .= "Content-Disposition: form-data; name=\"{$key}\"\r\n\r\n";
        $body .= $value . "\r\n";
    }
    
    $body .= "--{$boundary}--\r\n";
    
    // Make request
    $response = wp_remote_post($endpoint, array(
        'headers' => array(
            'Authorization' => 'Basic ' . base64_encode($this->client_id . ':' . $this->client_secret),
            'Content-Type' => 'multipart/form-data; boundary=' . $boundary
        ),
        'body' => $body,
        'timeout' => 120,
        'sslverify' => true
    ));
    
    if (is_wp_error($response)) {
        error_log('ERROR: ' . $response->get_error_message());
        return array(
            'success' => false,
            'message' => $response->get_error_message()
        );
    }
    
    $status_code = wp_remote_retrieve_response_code($response);
    $response_body = wp_remote_retrieve_body($response);
    $response_data = json_decode($response_body, true);
    
    error_log('Status: ' . $status_code);
    error_log('Response: ' . $response_body);
    
    if ($status_code !== 200 && $status_code !== 201) {
        return array(
            'success' => false,
            'message' => $response_data['message'] ?? 'API Error'
        );
    }
    
    // Get document ID and sign link
    $document_id = $response_data['id'] ?? '';
    $sign_link = $response_data['signing_parties'][0]['sign_link'] ?? '';
    
    return array(
        'success' => true,
        'document_id' => $document_id,
        'sign_link' => $sign_link,
        'data' => $response_data
    );
}<br />
<b>Deprecated</b>:  Creation of dynamic property TUTOR_PRO\init::$course_duplicator is deprecated in <b>/home/u494217993/domains/vijaythakkar.com/public_html/wp-content/plugins/tutor-pro/classes/init.php</b> on line <b>68</b><br />
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<b>Deprecated</b>:  Creation of dynamic property TUTOR_PRO\init::$instructor_percentage is deprecated in <b>/home/u494217993/domains/vijaythakkar.com/public_html/wp-content/plugins/tutor-pro/classes/init.php</b> on line <b>69</b><br />
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<b>Deprecated</b>:  Creation of dynamic property TUTOR_PRO\init::$enrollment_expiry is deprecated in <b>/home/u494217993/domains/vijaythakkar.com/public_html/wp-content/plugins/tutor-pro/classes/init.php</b> on line <b>70</b><br />
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<b>Deprecated</b>:  Creation of dynamic property TUTOR_PRO\init::$dashboard is deprecated in <b>/home/u494217993/domains/vijaythakkar.com/public_html/wp-content/plugins/tutor-pro/classes/init.php</b> on line <b>71</b><br />
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<b>Deprecated</b>:  Creation of dynamic property TUTOR_PRO\init::$shortcode is deprecated in <b>/home/u494217993/domains/vijaythakkar.com/public_html/wp-content/plugins/tutor-pro/classes/init.php</b> on line <b>72</b><br />
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<b>Notice</b>:  Function _load_textdomain_just_in_time was called <strong>incorrectly</strong>. Translation loading for the <code>tutor</code> domain was triggered too early. This is usually an indicator for some code in the plugin or theme running too early. Translations should be loaded at the <code>init</code> action or later. Please see <a href="https://developer.wordpress.org/advanced-administration/debug/debug-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 6.7.0.) in <b>/home/u494217993/domains/vijaythakkar.com/public_html/wp-includes/functions.php</b> on line <b>6121</b><br />
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<b>Deprecated</b>:  Return type of Google\Model::offsetExists($offset) should either be compatible with ArrayAccess::offsetExists(mixed $offset): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in <b>/home/u494217993/domains/vijaythakkar.com/public_html/wp-content/plugins/tutor-pro/vendor/google/apiclient/src/Model.php</b> on line <b>256</b><br />
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<b>Deprecated</b>:  Return type of Google\Model::offsetGet($offset) should either be compatible with ArrayAccess::offsetGet(mixed $offset): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in <b>/home/u494217993/domains/vijaythakkar.com/public_html/wp-content/plugins/tutor-pro/vendor/google/apiclient/src/Model.php</b> on line <b>261</b><br />
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<b>Deprecated</b>:  Return type of Google\Model::offsetSet($offset, $value) should either be compatible with ArrayAccess::offsetSet(mixed $offset, mixed $value): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in <b>/home/u494217993/domains/vijaythakkar.com/public_html/wp-content/plugins/tutor-pro/vendor/google/apiclient/src/Model.php</b> on line <b>268</b><br />
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<b>Deprecated</b>:  Return type of Google\Model::offsetUnset($offset) should either be compatible with ArrayAccess::offsetUnset(mixed $offset): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in <b>/home/u494217993/domains/vijaythakkar.com/public_html/wp-content/plugins/tutor-pro/vendor/google/apiclient/src/Model.php</b> on line <b>278</b><br />
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<b>Deprecated</b>:  Return type of Google\Collection::current() should either be compatible with Iterator::current(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in <b>/home/u494217993/domains/vijaythakkar.com/public_html/wp-content/plugins/tutor-pro/vendor/google/apiclient/src/Collection.php</b> on line <b>22</b><br />
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<b>Deprecated</b>:  Return type of Google\Collection::next() should either be compatible with Iterator::next(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in <b>/home/u494217993/domains/vijaythakkar.com/public_html/wp-content/plugins/tutor-pro/vendor/google/apiclient/src/Collection.php</b> on line <b>38</b><br />
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<b>Deprecated</b>:  Return type of Google\Collection::key() should either be compatible with Iterator::key(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in <b>/home/u494217993/domains/vijaythakkar.com/public_html/wp-content/plugins/tutor-pro/vendor/google/apiclient/src/Collection.php</b> on line <b>30</b><br />
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<b>Deprecated</b>:  Return type of Google\Collection::valid() should either be compatible with Iterator::valid(): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in <b>/home/u494217993/domains/vijaythakkar.com/public_html/wp-content/plugins/tutor-pro/vendor/google/apiclient/src/Collection.php</b> on line <b>43</b><br />
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<b>Deprecated</b>:  Return type of Google\Collection::rewind() should either be compatible with Iterator::rewind(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in <b>/home/u494217993/domains/vijaythakkar.com/public_html/wp-content/plugins/tutor-pro/vendor/google/apiclient/src/Collection.php</b> on line <b>14</b><br />
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<b>Deprecated</b>:  Return type of Google\Collection::count() should either be compatible with Countable::count(): int, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in <b>/home/u494217993/domains/vijaythakkar.com/public_html/wp-content/plugins/tutor-pro/vendor/google/apiclient/src/Collection.php</b> on line <b>49</b><br />
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<b>Notice</b>:  Function _load_textdomain_just_in_time was called <strong>incorrectly</strong>. Translation loading for the <code>unlimited-elements-for-elementor</code> domain was triggered too early. This is usually an indicator for some code in the plugin or theme running too early. Translations should be loaded at the <code>init</code> action or later. Please see <a href="https://developer.wordpress.org/advanced-administration/debug/debug-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 6.7.0.) in <b>/home/u494217993/domains/vijaythakkar.com/public_html/wp-includes/functions.php</b> on line <b>6121</b><br />
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<b>Notice</b>:  Function _load_textdomain_just_in_time was called <strong>incorrectly</strong>. Translation loading for the <code>woo-checkout-field-editor-pro</code> domain was triggered too early. This is usually an indicator for some code in the plugin or theme running too early. Translations should be loaded at the <code>init</code> action or later. Please see <a href="https://developer.wordpress.org/advanced-administration/debug/debug-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 6.7.0.) in <b>/home/u494217993/domains/vijaythakkar.com/public_html/wp-includes/functions.php</b> on line <b>6121</b><br />
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<b>Notice</b>:  Function _load_textdomain_just_in_time was called <strong>incorrectly</strong>. Translation loading for the <code>woo-discount-rules</code> domain was triggered too early. This is usually an indicator for some code in the plugin or theme running too early. Translations should be loaded at the <code>init</code> action or later. Please see <a href="https://developer.wordpress.org/advanced-administration/debug/debug-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 6.7.0.) in <b>/home/u494217993/domains/vijaythakkar.com/public_html/wp-includes/functions.php</b> on line <b>6121</b><br />
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<b>Notice</b>:  Function _load_textdomain_just_in_time was called <strong>incorrectly</strong>. Translation loading for the <code>woo-discount-rules-pro</code> domain was triggered too early. This is usually an indicator for some code in the plugin or theme running too early. Translations should be loaded at the <code>init</code> action or later. Please see <a href="https://developer.wordpress.org/advanced-administration/debug/debug-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 6.7.0.) in <b>/home/u494217993/domains/vijaythakkar.com/public_html/wp-includes/functions.php</b> on line <b>6121</b><br />
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<b>Notice</b>:  Function _load_textdomain_just_in_time was called <strong>incorrectly</strong>. Translation loading for the <code>ooohboi-steroids</code> domain was triggered too early. This is usually an indicator for some code in the plugin or theme running too early. Translations should be loaded at the <code>init</code> action or later. Please see <a href="https://developer.wordpress.org/advanced-administration/debug/debug-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 6.7.0.) in <b>/home/u494217993/domains/vijaythakkar.com/public_html/wp-includes/functions.php</b> on line <b>6121</b><br />
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<b>Notice</b>:  Function _load_textdomain_just_in_time was called <strong>incorrectly</strong>. Translation loading for the <code>woocommerce-order-status-control</code> domain was triggered too early. This is usually an indicator for some code in the plugin or theme running too early. Translations should be loaded at the <code>init</code> action or later. Please see <a href="https://developer.wordpress.org/advanced-administration/debug/debug-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 6.7.0.) in <b>/home/u494217993/domains/vijaythakkar.com/public_html/wp-includes/functions.php</b> on line <b>6121</b><br />
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<b>Warning</b>:  Constant ALLOW_UNFILTERED_UPLOADS already defined in <b>/home/u494217993/domains/vijaythakkar.com/public_html/wp-config.php</b> on line <b>110</b><br />
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<b>Warning</b>:  Cannot modify header information - headers already sent by (output started at /home/u494217993/domains/vijaythakkar.com/public_html/wp-content/plugins/tutor-pro/classes/init.php:72) in <b>/home/u494217993/domains/vijaythakkar.com/public_html/wp-includes/pluggable.php</b> on line <b>1450</b><br />
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<b>Warning</b>:  Cannot modify header information - headers already sent by (output started at /home/u494217993/domains/vijaythakkar.com/public_html/wp-content/plugins/tutor-pro/classes/init.php:72) in <b>/home/u494217993/domains/vijaythakkar.com/public_html/wp-includes/pluggable.php</b> on line <b>1453</b><br />