Using serializer to get procedure.dossier from controller

app/serializers/dossier_procedure_serializer.rb

@@ -0,0 +1,10 @@
+class DossierProcedureSerializer < ActiveModel::Serializer
+  attributes :id,
+             :created_at,
+             :updated_at,
+             :archived,
+             :mandataire_social,
+             :state
+
+  has_many :champs
+end

app/serializers/dossier_serializer.rb

@@ -4,8 +4,7 @@ class DossierSerializer < ActiveModel::Serializer
              :updated_at,
              :archived,
              :mandataire_social,
-             :state,
-             :total_commentaire
+             :state
 
   has_one :entreprise
   has_one :etablissement
@@ -15,4 +14,4 @@ class DossierSerializer < ActiveModel::Serializer
   has_many :champs_private
   has_many :pieces_justificatives
   has_many :types_de_piece_justificative
-end
+end