controller return json to vue via twig, corrections

src/Bundle/ChillActivityBundle/Entity/Activity.php

@@ -34,6 +34,7 @@ use Chill\MainBundle\Entity\HasScopeInterface;
 use Doctrine\Common\Collections\Collection;
 use Doctrine\Common\Collections\ArrayCollection;
 use Chill\MainBundle\Validator\Constraints\Entity\UserCircleConsistency;
+use Symfony\Component\Serializer\Annotation\Groups;
 
 /**
  * Class Activity
@@ -61,6 +62,7 @@ class Activity implements HasCenterInterface, HasScopeInterface
      * @ORM\Id
      * @ORM\Column(name="id", type="integer")
      * @ORM\GeneratedValue(strategy="AUTO")
+     * @Groups({"read"})
      */
     private ?int $id;
 
@@ -121,11 +123,13 @@ class Activity implements HasCenterInterface, HasScopeInterface
 
     /**
      * @ORM\ManyToMany(targetEntity="Chill\PersonBundle\Entity\Person")
+     * @Groups({"read"})
      */
     private Collection $persons;
 
     /**
      * @ORM\ManyToMany(targetEntity="Chill\ThirdPartyBundle\Entity\ThirdParty")
+     * @Groups({"read"})
      */
     private Collection $thirdParties;
 
@@ -136,6 +140,7 @@ class Activity implements HasCenterInterface, HasScopeInterface
 
     /**
      * @ORM\ManyToMany(targetEntity="Chill\MainBundle\Entity\User")
+     * @Groups({"read"})
      */
     private Collection $users;