[
"value" => Symfony\Component\Form\Form {#2597
name: "document_filter"
type_class: "App\Form\DocumentFilterType"
data: [
"sort" => "desc"
"title" => null
"place" => null
"categories" => Doctrine\Common\Collections\ArrayCollection {#2699
-elements: []
}
"themes" => Doctrine\Common\Collections\ArrayCollection {#3066
-elements: []
}
]
}
"constraints" => null
"groups" => null
]
