Added Subscriptions support

src/Picqer/Financials/Moneybird/Entities/Subscription.php

@@ -0,0 +1,45 @@
+<?php
+
+namespace Picqer\Financials\Moneybird\Entities;
+
+use Picqer\Financials\Moneybird\Actions\Filterable;
+use Picqer\Financials\Moneybird\Actions\FindAll;
+use Picqer\Financials\Moneybird\Actions\FindOne;
+use Picqer\Financials\Moneybird\Actions\Removable;
+use Picqer\Financials\Moneybird\Actions\Storable;
+use Picqer\Financials\Moneybird\Model;
+
+/**
+ * Class Subscription.
+ *
+ * @property string $id
+ */
+class Subscription extends Model
+{
+    use FindAll, FindOne, Storable, Removable, Filterable;
+
+    /**
+     * @var array
+     */
+    protected $fillable = [
+        'id',
+        'start_date',
+        'product_id',
+        'contact_id',
+        'end_date',
+        'reference',
+        'document_style_id',
+        'frequency',
+        'frequency_type',
+    ];
+
+    /**
+     * @var string
+     */
+    protected $endpoint = 'subscriptions';
+
+    /**
+     * @var string
+     */
+    protected $namespace = 'subscription';
+}

src/Picqer/Financials/Moneybird/Moneybird.php

@@ -37,6 +37,7 @@
 use Picqer\Financials\Moneybird\Entities\SalesInvoiceDetail;
 use Picqer\Financials\Moneybird\Entities\SalesInvoicePayment;
 use Picqer\Financials\Moneybird\Entities\SalesInvoiceReminder;
+use Picqer\Financials\Moneybird\Entities\Subscription;
 use Picqer\Financials\Moneybird\Entities\TaxRate;
 use Picqer\Financials\Moneybird\Entities\TimeEntry;
 use Picqer\Financials\Moneybird\Entities\TypelessDocument;
@@ -444,4 +445,13 @@ public function workflow($attributes = [])
     {
         return new Workflow($this->connection, $attributes);
     }
+
+    /**
+     * @param  array  $attributes
+     * @return \Picqer\Financials\Moneybird\Entities\Subscription
+     */
+    public function subscription($attributes = [])
+    {
+        return new Subscription($this->connection, $attributes);
+    }
 }