1 files changed, 1 insertions, 1 deletions
diff --git a/Digitigrade/Model/Interaction.php b/Digitigrade/Model/Interaction.php
index e651f45..43d02a2 100644
--- a/Digitigrade/Model/Interaction.php
+++ b/Digitigrade/Model/Interaction.php
@@ -113,7 +113,7 @@ class Interaction extends PushableModel implements Notifyable {
         return $this->id;
     }
 
-    public static function fromJsonReference(mixed $reference): self {
+    public static function fromJsonReference(mixed $reference): ?self {
         return self::find($reference);
     }