Adjust dependencies

README.md

@@ -11,7 +11,70 @@ composer require ticketpark/php-api-client
 ```
 
 ## Usage
-See example.php
+
+### Getting data (GET)
+
+```php
+<?php
+
+include('vendor/autoload.php');
+
+$client = new \Ticketpark\ApiClient\TicketparkApiClient('yourApiKey', 'yourApiSecret');
+$client->setUserCredentials('[email protected]', 'yourPassword');
+
+$response = $client->get('/events/', ['maxResults' => 2]);
+
+if ($response->isSuccessful()) {
+    $data = $response->getContent();
+}
+```
+
+### Creating data (POST)
+
+```php
+<?php
+
+include('vendor/autoload.php');
+
+$client = new \Ticketpark\ApiClient\TicketparkApiClient('yourApiKey', 'yourApiSecret');
+$client->setUserCredentials('[email protected]', 'yourPassword');
+
+$response = $client->post('/events/', [
+    'host' => 'yourHostPid',
+    'name' => 'Some great event',
+    'currency' => 'CHF'
+]);
+
+if ($response->isSuccessful()) {
+    $pidOfNewEvent = $response->getGeneratedPid();
+
+    // if you created a collection of records, the response will contain a link instead
+    // that can be used to fetch the data of the newly generated records.
+    //
+    // $path = $response->getGeneratedListLink();
+    // $newResponse = $client->get($path);
+}
+```
+
+### Updating data (PATCH)
+
+```php
+<?php
+
+include('vendor/autoload.php');
+
+$client = new \Ticketpark\ApiClient\TicketparkApiClient('yourApiKey', 'yourApiSecret');
+$client->setUserCredentials('[email protected]', 'yourPassword');
+
+$response = $client->patch('/events/yourEventPid', [
+    'name' => 'Some changed event name'
+]
+
+if ($response->isSuccessful()) {
+    // Data was successfully updated
+}
+```
+
 
 ## User credentials
 Get in touch with us to get your user credentials:

composer.json

@@ -3,8 +3,8 @@
     "description": "A PHP client to use the Ticketpark API",
     "type": "library",
     "require": {
-        "php": ">=8.1",
-        "guzzlehttp/guzzle": "^7.8"
+        "php": "^8.1|^8.2",
+        "guzzlehttp/guzzle": "^6.5|^7.5"
     },
     "license": "MIT",
     "authors": [