diff --git a/composer.json b/composer.json
index b92a0b7e..8b68a6a6 100644
--- a/composer.json
+++ b/composer.json
@@ -75,7 +75,8 @@
             "composer run-example:protobuf-sync-message",
             "composer run-example:stub-server",
             "composer run-example:xml",
-            "composer run-example:graphql"
+            "composer run-example:graphql",
+            "composer run-example:form-urlencoded"
         ],
         "run-example:binary": [
             "rm -f example/binary/pacts/binaryConsumer-binaryProvider.json",
@@ -136,17 +137,22 @@
             "rm -f example/graphql/pacts/graphqlConsumer-graphqlProvider.json",
             "cd example/graphql/consumer && phpunit",
             "cd example/graphql/provider && phpunit"
+        ],
+        "run-example:form-urlencoded": [
+            "rm -f example/graphql/pacts/formUrlEncodedConsumer-formUrlEncodedProvider.json",
+            "cd example/form-urlencoded/consumer && phpunit",
+            "cd example/form-urlencoded/provider && phpunit"
         ]
     },
     "extra": {
         "downloads": {
             "pact-ffi-headers": {
-                "version": "0.4.23",
+                "version": "0.4.26",
                 "url": "https://github.com/pact-foundation/pact-reference/releases/download/libpact_ffi-v{$version}/pact.h",
                 "path": "bin/pact-ffi-headers/pact.h"
             },
             "pact-ffi-lib": {
-                "version": "0.4.23",
+                "version": "0.4.26",
                 "variables": {
                     "{$prefix}": "PHP_OS_FAMILY === 'Windows' ? 'pact_ffi' : 'libpact_ffi'",
                     "{$os}": "PHP_OS === 'Darwin' ? 'macos' : strtolower(PHP_OS_FAMILY)",
diff --git a/example/form-urlencoded/consumer/autoload.php b/example/form-urlencoded/consumer/autoload.php
new file mode 100644
index 00000000..be68e5c8
--- /dev/null
+++ b/example/form-urlencoded/consumer/autoload.php
@@ -0,0 +1,5 @@
+<?php
+
+$loader = require __DIR__ . '/../../../vendor/autoload.php';
+$loader->addPsr4('FormUrlEncodedConsumer\\', __DIR__ . '/src');
+$loader->addPsr4('FormUrlEncodedConsumer\\Tests\\', __DIR__ . '/tests');
diff --git a/example/form-urlencoded/consumer/phpunit.xml b/example/form-urlencoded/consumer/phpunit.xml
new file mode 100644
index 00000000..7768334b
--- /dev/null
+++ b/example/form-urlencoded/consumer/phpunit.xml
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<phpunit bootstrap="./autoload.php" colors="true">
+    <testsuites>
+        <testsuite name="PhpPact Example Tests">
+            <directory>./tests</directory>
+        </testsuite>
+    </testsuites>
+    <php>
+        <env name="PACT_LOGLEVEL" value="DEBUG"/>
+    </php>
+</phpunit>
diff --git a/example/form-urlencoded/consumer/src/Service/HttpClientService.php b/example/form-urlencoded/consumer/src/Service/HttpClientService.php
new file mode 100644
index 00000000..6c02e51d
--- /dev/null
+++ b/example/form-urlencoded/consumer/src/Service/HttpClientService.php
@@ -0,0 +1,50 @@
+<?php
+
+namespace FormUrlEncodedConsumer\Service;
+
+use GuzzleHttp\Client;
+use GuzzleHttp\Psr7\Uri;
+
+class HttpClientService
+{
+    private Client $httpClient;
+
+    private string $baseUri;
+
+    public function __construct(string $baseUri)
+    {
+        $this->httpClient = new Client();
+        $this->baseUri    = $baseUri;
+    }
+
+    public function createUser(): string
+    {
+        $response = $this->httpClient->post(new Uri("{$this->baseUri}/users"), [
+            'body' => http_build_query([
+                'empty' => '',
+                'agree' => 'true',
+                'fullname' => 'First Last Name',
+                'email' => 'user@example.test',
+                'password' => 'very@secure&password123',
+                'age' => 41,
+                'ampersand' => '&',
+                'slash' => '/',
+                'question-mark' => '?',
+                'equals-sign' => '=',
+                '&' => 'ampersand',
+                '/' => 'slash',
+                '?' => 'question-mark',
+                '=' => 'equals-sign',
+            ]) .
+            '&=first&=second&=third' .
+            '&roles[]=User&roles[]=Manager' .
+            '&orders[]=&orders[]=ASC&orders[]=DESC',
+            'headers' => [
+                'Accept' => 'application/x-www-form-urlencoded',
+                'Content-Type' => 'application/x-www-form-urlencoded',
+            ],
+        ]);
+
+        return $response->getBody();
+    }
+}
diff --git a/example/form-urlencoded/consumer/tests/Service/HttpClientServiceTest.php b/example/form-urlencoded/consumer/tests/Service/HttpClientServiceTest.php
new file mode 100644
index 00000000..88c5fc1f
--- /dev/null
+++ b/example/form-urlencoded/consumer/tests/Service/HttpClientServiceTest.php
@@ -0,0 +1,116 @@
+<?php
+
+namespace FormUrlEncodedConsumer\Tests\Service;
+
+use PhpPact\Consumer\Matcher\Generators\RandomInt;
+use PhpPact\Consumer\Matcher\Matcher;
+use FormUrlEncodedConsumer\Service\HttpClientService;
+use PhpPact\Consumer\InteractionBuilder;
+use PhpPact\Consumer\Model\Body\Text;
+use PhpPact\Consumer\Model\ConsumerRequest;
+use PhpPact\Consumer\Model\ProviderResponse;
+use PhpPact\Standalone\MockService\MockServerConfig;
+use PHPUnit\Framework\TestCase;
+
+class HttpClientServiceTest extends TestCase
+{
+    public function testGetMovies()
+    {
+        $matcher = new Matcher();
+
+        $request = new ConsumerRequest();
+        $request
+            ->setMethod('POST')
+            ->setPath('/users')
+            ->addHeader('Content-Type', 'application/x-www-form-urlencoded')
+            ->addHeader('Accept', 'application/x-www-form-urlencoded')
+            ->setBody(
+                new Text(
+                    json_encode([
+                        'empty' => $matcher->equal(''),
+                        'agree' => $matcher->regex('false', 'true|false'),
+                        'fullname' => $matcher->string('User name'),
+                        'email' => $matcher->email('user@email.test'),
+                        'password' => $matcher->regex('user@password111', '^[\w\d@$!%*#?&^_-]{8,}$'),
+                        'age' => $matcher->number(27),
+                        'roles[]' => $matcher->eachValue(['User'], [$matcher->regex('User', 'Admin|User|Manager')]),
+                        'orders[]' => $matcher->arrayContaining([
+                            $matcher->equal('DESC'),
+                            $matcher->equal('ASC'),
+                            $matcher->equal(''),
+                        ]),
+                        // Empty string keys are supported
+                        '' => ['first', 'second', 'third'],
+                        // Null, boolean and object values are not supported, so the values and matchers will be ignored
+                        'null' => $matcher->nullValue(),
+                        'boolean' => $matcher->booleanV3(true),
+                        'object' => $matcher->like([
+                            'key' => $matcher->string('value')
+                        ]),
+                        // special characters are encoded
+                        'ampersand' => $matcher->equal('&'),
+                        'slash' => '/',
+                        'question-mark' => '?',
+                        'equals-sign' => '=',
+                        '&' => 'ampersand',
+                        '/' => 'slash',
+                        '?' => 'question-mark',
+                        '=' => 'equals-sign',
+                    ]),
+                    'application/x-www-form-urlencoded'
+                )
+            )
+        ;
+
+        $response = new ProviderResponse();
+        $response
+            ->setStatus(201)
+            ->addHeader('Content-Type', 'application/x-www-form-urlencoded')
+            ->setBody(
+                new Text(
+                    json_encode([
+                        'id' => $matcher->uuid(),
+                        'age' => $matcher->integerV3()->withGenerator(new RandomInt(0, 130)),
+                        'name[]' => [
+                            $matcher->regex(null, $gender = 'Mr\.|Mrs\.|Miss|Ms\.'),
+                            $matcher->string(),
+                            $matcher->string(),
+                            $matcher->string(),
+                        ],
+                    ]),
+                    'application/x-www-form-urlencoded'
+                )
+            );
+
+        $config = new MockServerConfig();
+        $config
+            ->setConsumer('formUrlEncodedConsumer')
+            ->setProvider('formUrlEncodedProvider')
+            ->setPactDir(__DIR__.'/../../../pacts');
+        if ($logLevel = \getenv('PACT_LOGLEVEL')) {
+            $config->setLogLevel($logLevel);
+        }
+        $builder = new InteractionBuilder($config);
+        $builder
+            ->given('Endpoint is protected')
+            ->uponReceiving('A post request to /users')
+            ->with($request)
+            ->willRespondWith($response);
+
+        $service = new HttpClientService($config->getBaseUri());
+        parse_str($service->createUser(), $params);
+        $verifyResult = $builder->verify();
+
+        $this->assertTrue(condition: $verifyResult);
+        $this->assertArrayHasKey('id', $params);
+        $pattern = Matcher::UUID_V4_FORMAT;
+        $this->assertMatchesRegularExpression("/{$pattern}/", $params['id']);
+        $this->assertArrayHasKey('age', $params);
+        $this->assertLessThanOrEqual(130, $params['age']);
+        $this->assertGreaterThanOrEqual(0, $params['age']);
+        $this->assertArrayHasKey('name', $params);
+        $this->assertIsArray($params['name']);
+        $this->assertCount(4, $params['name']);
+        $this->assertMatchesRegularExpression("/{$gender}/", $params['name'][0]);
+    }
+}
diff --git a/example/form-urlencoded/pacts/formUrlEncodedConsumer-formUrlEncodedProvider.json b/example/form-urlencoded/pacts/formUrlEncodedConsumer-formUrlEncodedProvider.json
new file mode 100644
index 00000000..588daca5
--- /dev/null
+++ b/example/form-urlencoded/pacts/formUrlEncodedConsumer-formUrlEncodedProvider.json
@@ -0,0 +1,253 @@
+{
+  "consumer": {
+    "name": "formUrlEncodedConsumer"
+  },
+  "interactions": [
+    {
+      "description": "A post request to /users",
+      "providerStates": [
+        {
+          "name": "Endpoint is protected"
+        }
+      ],
+      "request": {
+        "body": "=first&=second&=third&%26=ampersand&%2F=slash&%3D=equals-sign&%3F=question-mark&age=27&agree=false&ampersand=%26&email=user%40email.test&empty=&equals-sign=%3D&fullname=User+name&orders%5B%5D=DESC&orders%5B%5D=ASC&orders%5B%5D=&password=user%40password111&question-mark=%3F&roles%5B%5D=User&slash=%2F",
+        "headers": {
+          "Accept": "application/x-www-form-urlencoded",
+          "Content-Type": "application/x-www-form-urlencoded"
+        },
+        "matchingRules": {
+          "body": {
+            "$.age": {
+              "combine": "AND",
+              "matchers": [
+                {
+                  "match": "number"
+                }
+              ]
+            },
+            "$.agree": {
+              "combine": "AND",
+              "matchers": [
+                {
+                  "match": "regex",
+                  "regex": "true|false"
+                }
+              ]
+            },
+            "$.ampersand": {
+              "combine": "AND",
+              "matchers": [
+                {
+                  "match": "equality"
+                }
+              ]
+            },
+            "$.email": {
+              "combine": "AND",
+              "matchers": [
+                {
+                  "match": "regex",
+                  "regex": "^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+.[a-zA-Z]{2,}$"
+                }
+              ]
+            },
+            "$.empty": {
+              "combine": "AND",
+              "matchers": [
+                {
+                  "match": "equality"
+                }
+              ]
+            },
+            "$.fullname": {
+              "combine": "AND",
+              "matchers": [
+                {
+                  "match": "type"
+                }
+              ]
+            },
+            "$.password": {
+              "combine": "AND",
+              "matchers": [
+                {
+                  "match": "regex",
+                  "regex": "^[\\w\\d@$!%*#?&^_-]{8,}$"
+                }
+              ]
+            },
+            "$['orders[]']": {
+              "combine": "AND",
+              "matchers": [
+                {
+                  "match": "arrayContains",
+                  "variants": [
+                    {
+                      "index": 0,
+                      "rules": {
+                        "$": {
+                          "combine": "AND",
+                          "matchers": [
+                            {
+                              "match": "equality"
+                            }
+                          ]
+                        }
+                      }
+                    },
+                    {
+                      "index": 1,
+                      "rules": {
+                        "$": {
+                          "combine": "AND",
+                          "matchers": [
+                            {
+                              "match": "equality"
+                            }
+                          ]
+                        }
+                      }
+                    },
+                    {
+                      "index": 2,
+                      "rules": {
+                        "$": {
+                          "combine": "AND",
+                          "matchers": [
+                            {
+                              "match": "equality"
+                            }
+                          ]
+                        }
+                      }
+                    }
+                  ]
+                }
+              ]
+            },
+            "$['roles[]']": {
+              "combine": "AND",
+              "matchers": [
+                {
+                  "match": "eachValue",
+                  "rules": [
+                    {
+                      "match": "regex",
+                      "regex": "Admin|User|Manager"
+                    }
+                  ],
+                  "value": "[\"User\"]"
+                }
+              ]
+            }
+          }
+        },
+        "method": "POST",
+        "path": "/users"
+      },
+      "response": {
+        "body": "age=13&id=&name%5B%5D=&name%5B%5D=&name%5B%5D=&name%5B%5D=",
+        "generators": {
+          "body": {
+            "$.age": {
+              "max": 130,
+              "min": 0,
+              "type": "RandomInt"
+            },
+            "$.id": {
+              "type": "Uuid"
+            },
+            "$['name[]'][0]": {
+              "regex": "Mr\\.|Mrs\\.|Miss|Ms\\.",
+              "type": "Regex"
+            },
+            "$['name[]'][1]": {
+              "size": 10,
+              "type": "RandomString"
+            },
+            "$['name[]'][2]": {
+              "size": 10,
+              "type": "RandomString"
+            },
+            "$['name[]'][3]": {
+              "size": 10,
+              "type": "RandomString"
+            }
+          }
+        },
+        "headers": {
+          "Content-Type": "application/x-www-form-urlencoded"
+        },
+        "matchingRules": {
+          "body": {
+            "$.age": {
+              "combine": "AND",
+              "matchers": [
+                {
+                  "match": "integer"
+                }
+              ]
+            },
+            "$.id": {
+              "combine": "AND",
+              "matchers": [
+                {
+                  "match": "regex",
+                  "regex": "^[0-9a-f]{8}(-[0-9a-f]{4}){3}-[0-9a-f]{12}$"
+                }
+              ]
+            },
+            "$['name[]'][0]": {
+              "combine": "AND",
+              "matchers": [
+                {
+                  "match": "regex",
+                  "regex": "Mr\\.|Mrs\\.|Miss|Ms\\."
+                }
+              ]
+            },
+            "$['name[]'][1]": {
+              "combine": "AND",
+              "matchers": [
+                {
+                  "match": "type"
+                }
+              ]
+            },
+            "$['name[]'][2]": {
+              "combine": "AND",
+              "matchers": [
+                {
+                  "match": "type"
+                }
+              ]
+            },
+            "$['name[]'][3]": {
+              "combine": "AND",
+              "matchers": [
+                {
+                  "match": "type"
+                }
+              ]
+            }
+          }
+        },
+        "status": 201
+      }
+    }
+  ],
+  "metadata": {
+    "pactRust": {
+      "ffi": "0.4.25",
+      "mockserver": "1.2.10",
+      "models": "1.2.6"
+    },
+    "pactSpecification": {
+      "version": "3.0.0"
+    }
+  },
+  "provider": {
+    "name": "formUrlEncodedProvider"
+  }
+}
\ No newline at end of file
diff --git a/example/form-urlencoded/provider/autoload.php b/example/form-urlencoded/provider/autoload.php
new file mode 100644
index 00000000..73bea92f
--- /dev/null
+++ b/example/form-urlencoded/provider/autoload.php
@@ -0,0 +1,4 @@
+<?php
+
+$loader = require __DIR__ . '/../../../vendor/autoload.php';
+$loader->addPsr4('FormUrlEncodedProvider\\Tests\\', __DIR__ . '/tests');
diff --git a/example/form-urlencoded/provider/phpunit.xml b/example/form-urlencoded/provider/phpunit.xml
new file mode 100644
index 00000000..7768334b
--- /dev/null
+++ b/example/form-urlencoded/provider/phpunit.xml
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<phpunit bootstrap="./autoload.php" colors="true">
+    <testsuites>
+        <testsuite name="PhpPact Example Tests">
+            <directory>./tests</directory>
+        </testsuite>
+    </testsuites>
+    <php>
+        <env name="PACT_LOGLEVEL" value="DEBUG"/>
+    </php>
+</phpunit>
diff --git a/example/form-urlencoded/provider/public/index.php b/example/form-urlencoded/provider/public/index.php
new file mode 100644
index 00000000..1e91e9fe
--- /dev/null
+++ b/example/form-urlencoded/provider/public/index.php
@@ -0,0 +1,39 @@
+<?php
+
+use React\Http\Message\Response;
+use Psr\Http\Message\ServerRequestInterface;
+
+require __DIR__ . '/../../../../vendor/autoload.php';
+
+$app = new FrameworkX\App();
+
+$app->post('/users', function (ServerRequestInterface $request) {
+    $response = new Response();
+    $auth = $request->getHeaderLine('Authorization');
+    if ($auth != 'Bearer 1a2b3c4d5e6f7g8h9i0k') {
+        return $response->withStatus(403);
+    }
+
+    error_log(sprintf('request body: %s', (string) $request->getBody()));
+
+    $response->getBody()->write(
+        'id=49dcfd3f-a5c9-49cb-a09e-a40a1da936b9' .
+        '&age=73' .
+        '&name[]=Mr.' .
+        '&name[]=First' .
+        '&name[]=Middle' .
+        '&name[]=Last'
+        // @todo Follow Postel's law
+        // '&extra=any',
+    );
+
+    return $response
+        ->withStatus(201)
+        ->withHeader('Content-Type', 'application/x-www-form-urlencoded');
+});
+
+$app->post('/pact-change-state', function (ServerRequestInterface $request) {
+    return new Response();
+});
+
+$app->run();
diff --git a/example/form-urlencoded/provider/tests/PactVerifyTest.php b/example/form-urlencoded/provider/tests/PactVerifyTest.php
new file mode 100644
index 00000000..23971590
--- /dev/null
+++ b/example/form-urlencoded/provider/tests/PactVerifyTest.php
@@ -0,0 +1,52 @@
+<?php
+
+namespace FormUrlEncodedProvider\Tests;
+
+use GuzzleHttp\Psr7\Uri;
+use PhpPact\Standalone\ProviderVerifier\Model\VerifierConfig;
+use PhpPact\Standalone\ProviderVerifier\Verifier;
+use PhpPactTest\Helper\PhpProcess;
+use PHPUnit\Framework\TestCase;
+
+class PactVerifyTest extends TestCase
+{
+    private PhpProcess $process;
+
+    protected function setUp(): void
+    {
+        $this->process = new PhpProcess(__DIR__ . '/../public/');
+        $this->process->start();
+    }
+
+    protected function tearDown(): void
+    {
+        $this->process->stop();
+    }
+
+    /**
+     * This test will run after the web server is started.
+     */
+    public function testPactVerifyConsumer()
+    {
+        $config = new VerifierConfig();
+        $config->getProviderInfo()
+            ->setName('formUrlEncodedProvider') // Providers name to fetch.
+            ->setHost('localhost')
+            ->setPort($this->process->getPort());
+        $config->getProviderState()
+            ->setStateChangeUrl(new Uri(sprintf('http://localhost:%d/pact-change-state', $this->process->getPort())))
+        ;
+        $config->getCustomHeaders()
+            ->addHeader('Authorization', 'Bearer 1a2b3c4d5e6f7g8h9i0k');
+        if ($level = \getenv('PACT_LOGLEVEL')) {
+            $config->setLogLevel($level);
+        }
+
+        $verifier = new Verifier($config);
+        $verifier->addFile(__DIR__ . '/../../pacts/formUrlEncodedConsumer-formUrlEncodedProvider.json');
+
+        $verifyResult = $verifier->verify();
+
+        $this->assertTrue($verifyResult);
+    }
+}