diff --git a/app/config/config.yml b/app/config/config.yml
index 9cb2514..b502b3e 100644
--- a/app/config/config.yml
+++ b/app/config/config.yml
@@ -6,6 +6,9 @@ imports:
 framework:
     #esi:             ~
     translator:      { fallbacks: ["%locale%"] }
+    serializer:
+        #enabled: true
+        enable_annotations: true
     secret:          "%secret%"
     router:
         resource: "%kernel.root_dir%/config/routing.yml"
diff --git a/src/Skobkin/Bundle/PointToolsBundle/DTO/Api/Crawler/MetaPost.php b/src/Skobkin/Bundle/PointToolsBundle/DTO/Api/Crawler/MetaPost.php
new file mode 100644
index 0000000..c885785
--- /dev/null
+++ b/src/Skobkin/Bundle/PointToolsBundle/DTO/Api/Crawler/MetaPost.php
@@ -0,0 +1,59 @@
+<?php
+
+namespace Skobkin\Bundle\PointToolsBundle\DTO\Api\Crawler;
+
+use Symfony\Component\Serializer\Annotation as Serializer;
+
+class MetaPost
+{
+    /**
+     * @var Recommendation
+     *
+     * @Serializer\Groups({"import_post_page"})
+     */
+    private $rec;
+
+    /**
+     * @var Post
+     *
+     * @Serializer\Groups({"import_post_page"})
+     */
+    private $post;
+
+
+    /**
+     * @return Recommendation
+     */
+    public function getRec()
+    {
+        return $this->rec;
+    }
+
+    /**
+     * @param Recommendation $rec
+     * @return MetaPost
+     */
+    public function setRec(Recommendation $rec)
+    {
+        $this->rec = $rec;
+        return $this;
+    }
+
+    /**
+     * @return Post
+     */
+    public function getPost()
+    {
+        return $this->post;
+    }
+
+    /**
+     * @param Post $post
+     * @return MetaPost
+     */
+    public function setPost(Post $post)
+    {
+        $this->post = $post;
+        return $this;
+    }
+}
\ No newline at end of file
diff --git a/src/Skobkin/Bundle/PointToolsBundle/DTO/Api/Crawler/Post.php b/src/Skobkin/Bundle/PointToolsBundle/DTO/Api/Crawler/Post.php
new file mode 100644
index 0000000..cd7fd8b
--- /dev/null
+++ b/src/Skobkin/Bundle/PointToolsBundle/DTO/Api/Crawler/Post.php
@@ -0,0 +1,184 @@
+<?php
+
+namespace Skobkin\Bundle\PointToolsBundle\DTO\Api\Crawler;
+
+use Symfony\Component\Serializer\Annotation as Serializer;
+
+class Post
+{
+    /**
+     * @var string
+     *
+     * @Serializer\Groups({"import_post_page"})
+     */
+    private $id;
+
+    /**
+     * @var string[]
+     *
+     * @Serializer\Groups({"import_post_page"})
+     */
+    private $tags;
+
+    /**
+     * @var User
+     *
+     * @Serializer\Groups({"import_post_page"})
+     */
+    private $author;
+
+    /**
+     * @var string
+     *
+     * @Serializer\Groups({"import_post_page"})
+     */
+    private $text;
+
+    /**
+     * @var string
+     *
+     * @Serializer\Groups({"import_post_page"})
+     */
+    private $created;
+
+    /**
+     * @var string
+     *
+     * @Serializer\Groups({"import_post_page"})
+     */
+    private $type;
+
+    /**
+     * @var bool
+     *
+     * @Serializer\Groups({"import_post_page"})
+     */
+    private $private;
+
+
+    /**
+     * @return string
+     */
+    public function getId()
+    {
+        return $this->id;
+    }
+
+    /**
+     * @param string $id
+     * @return Post
+     */
+    public function setId($id)
+    {
+        $this->id = $id;
+        return $this;
+    }
+
+    /**
+     * @return string[]
+     */
+    public function getTags()
+    {
+        return $this->tags;
+    }
+
+    /**
+     * @param string[] $tags
+     * @return Post
+     */
+    public function setTags(array $tags)
+    {
+        $this->tags = $tags;
+        return $this;
+    }
+
+    /**
+     * @return User
+     */
+    public function getAuthor()
+    {
+        return $this->author;
+    }
+
+    /**
+     * @param User $author
+     * @return Post
+     */
+    public function setAuthor(User $author)
+    {
+        $this->author = $author;
+        return $this;
+    }
+
+    /**
+     * @return string
+     */
+    public function getText()
+    {
+        return $this->text;
+    }
+
+    /**
+     * @param string $text
+     * @return Post
+     */
+    public function setText($text)
+    {
+        $this->text = $text;
+        return $this;
+    }
+
+    /**
+     * @return string
+     */
+    public function getCreated()
+    {
+        return $this->created;
+    }
+
+    /**
+     * @param string $created
+     * @return Post
+     */
+    public function setCreated($created)
+    {
+        $this->created = $created;
+        return $this;
+    }
+
+    /**
+     * @return string
+     */
+    public function getType()
+    {
+        return $this->type;
+    }
+
+    /**
+     * @param string $type
+     * @return Post
+     */
+    public function setType($type)
+    {
+        $this->type = $type;
+        return $this;
+    }
+
+    /**
+     * @return boolean
+     */
+    public function isPrivate()
+    {
+        return $this->private;
+    }
+
+    /**
+     * @param boolean $private
+     * @return Post
+     */
+    public function setPrivate($private)
+    {
+        $this->private = $private;
+        return $this;
+    }
+}
\ No newline at end of file
diff --git a/src/Skobkin/Bundle/PointToolsBundle/DTO/Api/Crawler/PostsPage.php b/src/Skobkin/Bundle/PointToolsBundle/DTO/Api/Crawler/PostsPage.php
new file mode 100644
index 0000000..6096bd6
--- /dev/null
+++ b/src/Skobkin/Bundle/PointToolsBundle/DTO/Api/Crawler/PostsPage.php
@@ -0,0 +1,35 @@
+<?php
+
+namespace Skobkin\Bundle\PointToolsBundle\DTO\Api\Crawler;
+
+use Symfony\Component\Serializer\Annotation as Serializer;
+
+class PostsPage
+{
+    /**
+     * @var MetaPost[]
+     *
+     * @Serializer\Groups({"import_post_page"})
+     */
+    private $posts;
+
+    /**
+     * @return MetaPost[]
+     */
+    public function getPosts()
+    {
+        return $this->posts;
+    }
+
+    /**
+     * @param MetaPost[] $posts
+     * @return PostsPage
+     */
+    public function setPosts(array $posts)
+    {
+        $this->posts = $posts;
+        return $this;
+    }
+
+
+}
\ No newline at end of file
diff --git a/src/Skobkin/Bundle/PointToolsBundle/DTO/Api/Crawler/Recommendation.php b/src/Skobkin/Bundle/PointToolsBundle/DTO/Api/Crawler/Recommendation.php
new file mode 100644
index 0000000..087cc01
--- /dev/null
+++ b/src/Skobkin/Bundle/PointToolsBundle/DTO/Api/Crawler/Recommendation.php
@@ -0,0 +1,84 @@
+<?php
+
+namespace Skobkin\Bundle\PointToolsBundle\DTO\Api\Crawler;
+
+use Symfony\Component\Serializer\Annotation as Serializer;
+
+class Recommendation
+{
+    /**
+     * @var string
+     *
+     * @Serializer\Groups({"import_post_page"})
+     */
+    private $text;
+
+    /**
+     * @var int|null
+     *
+     * @Serializer\Groups({"import_post_page"})
+     */
+    private $comment_id;
+
+    /**
+     * @var User
+     *
+     * @Serializer\Groups({"import_post_page"})
+     */
+    private $author;
+
+
+    /**
+     * @return string
+     */
+    public function getText()
+    {
+        return $this->text;
+    }
+
+    /**
+     * @param string $text
+     * @return Recommendation
+     */
+    public function setText($text)
+    {
+        $this->text = $text;
+        return $this;
+    }
+
+    /**
+     * @return int|null
+     */
+    public function getComment_id()
+    {
+        return $this->comment_id;
+    }
+
+    /**
+     * @param int|null $comment_id
+     * @return Recommendation
+     */
+    public function setComment_id($comment_id)
+    {
+        $this->comment_id = $comment_id;
+        return $this;
+    }
+
+    /**
+     * @return User
+     */
+    public function getAuthor()
+    {
+        return $this->author;
+    }
+
+    /**
+     * @param User $author
+     * @return Recommendation
+     */
+    public function setAuthor(User $author)
+    {
+        $this->author = $author;
+        return $this;
+    }
+}
\ No newline at end of file
diff --git a/src/Skobkin/Bundle/PointToolsBundle/DTO/Api/Crawler/User.php b/src/Skobkin/Bundle/PointToolsBundle/DTO/Api/Crawler/User.php
new file mode 100644
index 0000000..e70bb0a
--- /dev/null
+++ b/src/Skobkin/Bundle/PointToolsBundle/DTO/Api/Crawler/User.php
@@ -0,0 +1,84 @@
+<?php
+
+namespace Skobkin\Bundle\PointToolsBundle\DTO\Api\Crawler;
+
+use Symfony\Component\Serializer\Annotation as Serializer;
+
+class User
+{
+    /**
+     * @var string
+     *
+     * @Serializer\Groups({"import_post_page"})
+     */
+    private $id;
+
+    /**
+     * @var string
+     *
+     * @Serializer\Groups({"import_post_page"})
+     */
+    private $login;
+
+    /**
+     * @var string
+     *
+     * @Serializer\Groups({"import_post_page"})
+     */
+    private $name;
+
+
+    /**
+     * @return string
+     */
+    public function getId()
+    {
+        return $this->id;
+    }
+
+    /**
+     * @param string $id
+     * @return User
+     */
+    public function setId($id)
+    {
+        $this->id = $id;
+        return $this;
+    }
+
+    /**
+     * @return string
+     */
+    public function getLogin()
+    {
+        return $this->login;
+    }
+
+    /**
+     * @param string $login
+     * @return User
+     */
+    public function setLogin($login)
+    {
+        $this->login = $login;
+        return $this;
+    }
+
+    /**
+     * @return string
+     */
+    public function getName()
+    {
+        return $this->name;
+    }
+
+    /**
+     * @param string $name
+     * @return User
+     */
+    public function setName($name)
+    {
+        $this->name = $name;
+        return $this;
+    }
+}
\ No newline at end of file
diff --git a/src/Skobkin/Bundle/PointToolsBundle/Entity/Blogs/Comment.php b/src/Skobkin/Bundle/PointToolsBundle/Entity/Blogs/Comment.php
index f10d227..7d3836b 100644
--- a/src/Skobkin/Bundle/PointToolsBundle/Entity/Blogs/Comment.php
+++ b/src/Skobkin/Bundle/PointToolsBundle/Entity/Blogs/Comment.php
@@ -4,6 +4,7 @@ namespace Skobkin\Bundle\PointToolsBundle\Entity\Blogs;
 
 use Doctrine\ORM\Mapping as ORM;
 use Skobkin\Bundle\PointToolsBundle\Entity\User;
+use Symfony\Component\Serializer\Annotation as Serializer;
 
 /**
  * Comment
@@ -18,6 +19,8 @@ class Comment
     /**
      * @var integer
      *
+     * @Serializer\Groups("post_show")
+     *
      * @ORM\Column(name="id", type="integer")
      * @ORM\Id
      */
@@ -26,6 +29,8 @@ class Comment
     /**
      * @var string
      *
+     * @Serializer\Groups("post_show")
+     *
      * @ORM\Column(name="text", type="text")
      */
     private $text;
@@ -33,6 +38,8 @@ class Comment
     /**
      * @var \DateTime
      *
+     * @Serializer\Groups("post_show")
+     *
      * @ORM\Column(name="created_at", type="datetime")
      */
     private $createdAt;
@@ -40,6 +47,8 @@ class Comment
     /**
      * @var boolean
      *
+     * @Serializer\Groups("post_show")
+     *
      * @ORM\Column(name="is_rec", type="boolean")
      */
     private $rec;
@@ -47,6 +56,8 @@ class Comment
     /**
      * @var bool
      *
+     * @Serializer\Groups("post_show")
+     *
      * @ORM\Column(name="is_deleted", type="boolean")
      */
     private $deleted = false;
@@ -63,6 +74,8 @@ class Comment
     /**
      * @var User
      *
+     * @Serializer\Groups("post_show")
+     *
      * @ORM\ManyToOne(targetEntity="Skobkin\Bundle\PointToolsBundle\Entity\User")
      * @ORM\JoinColumn(name="author_id")
      */
@@ -71,6 +84,8 @@ class Comment
     /**
      * @var Comment|null
      *
+     * @Serializer\Groups("post_show")
+     *
      * @ORM\ManyToOne(targetEntity="Skobkin\Bundle\PointToolsBundle\Entity\Blogs\Comment")
      * @ORM\JoinColumn(name="to_comment_id", nullable=true)
      */
diff --git a/src/Skobkin/Bundle/PointToolsBundle/Entity/Blogs/Post.php b/src/Skobkin/Bundle/PointToolsBundle/Entity/Blogs/Post.php
index 7cb6ec0..8c98d97 100644
--- a/src/Skobkin/Bundle/PointToolsBundle/Entity/Blogs/Post.php
+++ b/src/Skobkin/Bundle/PointToolsBundle/Entity/Blogs/Post.php
@@ -5,19 +5,26 @@ namespace Skobkin\Bundle\PointToolsBundle\Entity\Blogs;
 use Doctrine\Common\Collections\ArrayCollection;
 use Doctrine\ORM\Mapping as ORM;
 use Skobkin\Bundle\PointToolsBundle\Entity\User;
+use Symfony\Component\Serializer\Annotation as Serializer;
 
 /**
  * Post
  *
  * @ORM\Table(name="posts.posts", schema="posts", indexes={
- *      @ORM\Index(name="idx_post_created_at", columns={"created_at"})
+ *      @ORM\Index(name="idx_post_created_at", columns={"created_at"}),
+ *      @ORM\Index(name="idx_post_private", columns={"private"}),
  * })
- * @ORM\Entity
+ * @ORM\Entity(repositoryClass="Skobkin\Bundle\PointToolsBundle\Entity\Blogs\PostRepository")
  */
 class Post
 {
+    const TYPE_POST = 'post';
+    const TYPE_FEED = 'feed';
+
     /**
-     * @var integer
+     * @var int
+     *
+     * @Serializer\Groups({"posts_list", "post_show"})
      *
      * @ORM\Column(name="id", type="string", length=16)
      * @ORM\Id
@@ -27,6 +34,8 @@ class Post
     /**
      * @var string
      *
+     * @Serializer\Groups({"posts_list", "post_show"})
+     *
      * @ORM\Column(name="text", type="text")
      */
     private $text;
@@ -34,6 +43,8 @@ class Post
     /**
      * @var \DateTime
      *
+     * @Serializer\Groups({"posts_list", "post_show"})
+     *
      * @ORM\Column(name="created_at", type="datetime")
      */
     private $createdAt;
@@ -41,10 +52,19 @@ class Post
     /**
      * @var string
      *
+     * @Serializer\Groups({"posts_list", "post_show"})
+     *
      * @ORM\Column(name="type", type="string", length=6)
      */
     private $type;
 
+    /**
+     * @var bool
+     *
+     * @ORM\Column(name="private", type="boolean", nullable=true)
+     */
+    private $private;
+
     /**
      * @var bool
      *
@@ -55,6 +75,8 @@ class Post
     /**
      * @var User
      *
+     * @Serializer\Groups({"posts_list", "post_show"})
+     *
      * @ORM\ManyToOne(targetEntity="Skobkin\Bundle\PointToolsBundle\Entity\User")
      * @ORM\JoinColumn(name="author")
      */
@@ -63,6 +85,8 @@ class Post
     /**
      * @var Tag[]|ArrayCollection
      *
+     * @Serializer\Groups({"posts_list", "post_show"})
+     *
      * @ORM\ManyToMany(targetEntity="Skobkin\Bundle\PointToolsBundle\Entity\Blogs\Tag", fetch="EXTRA_LAZY")
      * @ORM\JoinTable(name="posts.posts_tags",
      *      joinColumns={@ORM\JoinColumn(name="post_id")},
@@ -74,15 +98,27 @@ class Post
     /**
      * @var Comment[]|ArrayCollection
      *
-     * @ORM\OneToMany(targetEntity="Skobkin\Bundle\PointToolsBundle\Entity\Blogs\Comment", mappedBy="post", fetch="EXTRA_LAZY")
+     * @Serializer\Groups({"post_show"})
+     *
+     * @ORM\OneToMany(targetEntity="Skobkin\Bundle\PointToolsBundle\Entity\Blogs\Comment", mappedBy="post")
      */
     private $comments;
 
 
-    public function __construct($id, $type, $text, \DateTime $createdAt, User $author = null)
+    /**
+     * Post constructor.
+     * @param string $id
+     * @param string $type
+     * @param bool $private
+     * @param string $text
+     * @param \DateTime $createdAt
+     * @param User|null $author
+     */
+    public function __construct($id, $type, $private, $text, \DateTime $createdAt, User $author = null)
     {
         $this->id = $id;
         $this->type = $type;
+        $this->private = $private;
         $this->createdAt = $createdAt;
         $this->text = $text;
         $this->author = $author;
@@ -254,6 +290,29 @@ class Post
         return $this->deleted;
     }
 
+    /**
+     * Set private
+     *
+     * @param boolean $private
+     * @return Post
+     */
+    public function setPrivate($private)
+    {
+        $this->private = $private;
+
+        return $this;
+    }
+
+    /**
+     * Get private
+     *
+     * @return boolean
+     */
+    public function getPrivate()
+    {
+        return $this->private;
+    }
+
     /**
      * Add comments
      *
diff --git a/src/Skobkin/Bundle/PointToolsBundle/Entity/Blogs/PostRepository.php b/src/Skobkin/Bundle/PointToolsBundle/Entity/Blogs/PostRepository.php
new file mode 100644
index 0000000..14429bc
--- /dev/null
+++ b/src/Skobkin/Bundle/PointToolsBundle/Entity/Blogs/PostRepository.php
@@ -0,0 +1,10 @@
+<?php
+
+namespace Skobkin\Bundle\PointToolsBundle\Entity\Blogs;
+
+use Doctrine\ORM\EntityRepository;
+
+class PostRepository extends EntityRepository
+{
+
+}
\ No newline at end of file
diff --git a/src/Skobkin/Bundle/PointToolsBundle/Entity/Blogs/Tag.php b/src/Skobkin/Bundle/PointToolsBundle/Entity/Blogs/Tag.php
index 8198974..0cd1b56 100644
--- a/src/Skobkin/Bundle/PointToolsBundle/Entity/Blogs/Tag.php
+++ b/src/Skobkin/Bundle/PointToolsBundle/Entity/Blogs/Tag.php
@@ -3,6 +3,7 @@
 namespace Skobkin\Bundle\PointToolsBundle\Entity\Blogs;
 
 use Doctrine\ORM\Mapping as ORM;
+use Symfony\Component\Serializer\Annotation as Serializer;
 
 /**
  * Tag
@@ -10,7 +11,7 @@ use Doctrine\ORM\Mapping as ORM;
  * @ORM\Table(name="posts.tags", schema="posts", indexes={
  *      @ORM\Index(name="idx_tag_text", columns={"text"})
  * })
- * @ORM\Entity
+ * @ORM\Entity(repositoryClass="Skobkin\Bundle\PointToolsBundle\Entity\Blogs\TagRepository")
  */
 class Tag
 {
@@ -26,6 +27,8 @@ class Tag
     /**
      * @var string
      *
+     * @Serializer\Groups("post_show")
+     *
      * @ORM\Column(name="text", type="text", unique=true)
      */
     private $text;
diff --git a/src/Skobkin/Bundle/PointToolsBundle/Entity/Blogs/TagRepository.php b/src/Skobkin/Bundle/PointToolsBundle/Entity/Blogs/TagRepository.php
new file mode 100644
index 0000000..232ee13
--- /dev/null
+++ b/src/Skobkin/Bundle/PointToolsBundle/Entity/Blogs/TagRepository.php
@@ -0,0 +1,26 @@
+<?php
+
+namespace Skobkin\Bundle\PointToolsBundle\Entity\Blogs;
+
+use Doctrine\ORM\EntityRepository;
+
+class TagRepository extends EntityRepository
+{
+    /**
+     * @param $text
+     * @return Tag|null
+     * @throws \Doctrine\ORM\NonUniqueResultException
+     */
+    public function findOneByLowerText($text)
+    {
+        $qb = $this->createQueryBuilder('t');
+        return $qb
+            ->where($qb->expr()->eq(
+                $qb->expr()->lower('t.text'),
+                $qb->expr()->lower(':text')
+            ))
+            ->setParameter('text', $text)
+            ->getQuery()->getOneOrNullResult()
+        ;
+    }
+}
\ No newline at end of file