diff --git a/community_server/src/Model/Messages/GPBMetadata/Gradido/BasicTypes.php b/community_server/src/Model/Messages/GPBMetadata/Gradido/BasicTypes.php
new file mode 100644
index 000000000..60fa5f22b
--- /dev/null
+++ b/community_server/src/Model/Messages/GPBMetadata/Gradido/BasicTypes.php
@@ -0,0 +1,39 @@
+<?php
+# Generated by the protocol buffer compiler.  DO NOT EDIT!
+# source: gradido/BasicTypes.proto
+
+namespace GPBMetadata\Gradido;
+
+class BasicTypes
+{
+    public static $is_initialized = false;
+
+    public static function initOnce() {
+        $pool = \Google\Protobuf\Internal\DescriptorPool::getGeneratedPool();
+
+        if (static::$is_initialized == true) {
+          return;
+        }
+        $pool->internalAddGeneratedFile(hex2bin(
+            "0aca030a186772616469646f2f426173696354797065732e70726f746f12" .
+            "0d70726f746f2e6772616469646f22380a034b657912110a076564323535" .
+            "313918022001280c480012170a0d656432353531395f7265663130180320" .
+            "01280c480042050a036b657922580a0d5369676e61747572655061697212" .
+            "0e0a067075624b657918012001280c12110a076564323535313918022001" .
+            "280c480012170a0d656432353531395f726566313018032001280c480042" .
+            "0b0a097369676e6174757265223d0a0c5369676e61747572654d6170122d" .
+            "0a077369675061697218012003280b321c2e70726f746f2e677261646964" .
+            "6f2e5369676e617475726550616972222b0a0954696d657374616d70120f" .
+            "0a077365636f6e6473180120012803120d0a056e616e6f73180220012805" .
+            "22230a1054696d657374616d705365636f6e6473120f0a077365636f6e64" .
+            "7318012001280322300a0e5472616e73666572416d6f756e74120e0a0670" .
+            "75626b657918012001280c120e0a06616d6f756e7418022001281222400a" .
+            "08486564657261494412100a0873686172644e756d18012001280312100a" .
+            "087265616c6d4e756d18022001280312100a08746f7069634e756d180320" .
+            "012803620670726f746f33"
+        ), true);
+
+        static::$is_initialized = true;
+    }
+}
+
diff --git a/community_server/src/Model/Messages/GPBMetadata/Gradido/GradidoCreation.php b/community_server/src/Model/Messages/GPBMetadata/Gradido/GradidoCreation.php
new file mode 100644
index 000000000..ebe7409db
--- /dev/null
+++ b/community_server/src/Model/Messages/GPBMetadata/Gradido/GradidoCreation.php
@@ -0,0 +1,30 @@
+<?php
+# Generated by the protocol buffer compiler.  DO NOT EDIT!
+# source: gradido/GradidoCreation.proto
+
+namespace GPBMetadata\Gradido;
+
+class GradidoCreation
+{
+    public static $is_initialized = false;
+
+    public static function initOnce() {
+        $pool = \Google\Protobuf\Internal\DescriptorPool::getGeneratedPool();
+
+        if (static::$is_initialized == true) {
+          return;
+        }
+        \GPBMetadata\Gradido\BasicTypes::initOnce();
+        $pool->internalAddGeneratedFile(hex2bin(
+            "0ab0010a1d6772616469646f2f4772616469646f4372656174696f6e2e70" .
+            "726f746f120d70726f746f2e6772616469646f22780a0f4772616469646f" .
+            "4372656174696f6e122f0a08726563656976657218012001280b321d2e70" .
+            "726f746f2e6772616469646f2e5472616e73666572416d6f756e7412340a" .
+            "0b7461726765745f6461746518032001280b321f2e70726f746f2e677261" .
+            "6469646f2e54696d657374616d705365636f6e6473620670726f746f33"
+        ), true);
+
+        static::$is_initialized = true;
+    }
+}
+
diff --git a/community_server/src/Model/Messages/GPBMetadata/Gradido/GradidoTransaction.php b/community_server/src/Model/Messages/GPBMetadata/Gradido/GradidoTransaction.php
new file mode 100644
index 000000000..78460bd9f
--- /dev/null
+++ b/community_server/src/Model/Messages/GPBMetadata/Gradido/GradidoTransaction.php
@@ -0,0 +1,29 @@
+<?php
+# Generated by the protocol buffer compiler.  DO NOT EDIT!
+# source: gradido/GradidoTransaction.proto
+
+namespace GPBMetadata\Gradido;
+
+class GradidoTransaction
+{
+    public static $is_initialized = false;
+
+    public static function initOnce() {
+        $pool = \Google\Protobuf\Internal\DescriptorPool::getGeneratedPool();
+
+        if (static::$is_initialized == true) {
+          return;
+        }
+        \GPBMetadata\Gradido\BasicTypes::initOnce();
+        $pool->internalAddGeneratedFile(hex2bin(
+            "0a91010a206772616469646f2f4772616469646f5472616e73616374696f" .
+            "6e2e70726f746f120d70726f746f2e6772616469646f22560a1247726164" .
+            "69646f5472616e73616374696f6e122c0a077369675f6d61701801200128" .
+            "0b321b2e70726f746f2e6772616469646f2e5369676e61747572654d6170" .
+            "12120a0a626f64795f627974657318022001280c620670726f746f33"
+        ), true);
+
+        static::$is_initialized = true;
+    }
+}
+
diff --git a/community_server/src/Model/Messages/GPBMetadata/Gradido/GradidoTransfer.php b/community_server/src/Model/Messages/GPBMetadata/Gradido/GradidoTransfer.php
new file mode 100644
index 000000000..6d7e6e375
--- /dev/null
+++ b/community_server/src/Model/Messages/GPBMetadata/Gradido/GradidoTransfer.php
@@ -0,0 +1,41 @@
+<?php
+# Generated by the protocol buffer compiler.  DO NOT EDIT!
+# source: gradido/GradidoTransfer.proto
+
+namespace GPBMetadata\Gradido;
+
+class GradidoTransfer
+{
+    public static $is_initialized = false;
+
+    public static function initOnce() {
+        $pool = \Google\Protobuf\Internal\DescriptorPool::getGeneratedPool();
+
+        if (static::$is_initialized == true) {
+          return;
+        }
+        \GPBMetadata\Gradido\BasicTypes::initOnce();
+        $pool->internalAddGeneratedFile(hex2bin(
+            "0ae6030a1d6772616469646f2f4772616469646f5472616e736665722e70" .
+            "726f746f120d70726f746f2e6772616469646f22500a0d4c6f63616c5472" .
+            "616e73666572122d0a0673656e64657218012001280b321d2e70726f746f" .
+            "2e6772616469646f2e5472616e73666572416d6f756e7412100a08726563" .
+            "656976657218022001280c22a3010a1243726f737347726f75705472616e" .
+            "73666572122d0a0673656e64657218012001280b321d2e70726f746f2e67" .
+            "72616469646f2e5472616e73666572416d6f756e7412100a087265636569" .
+            "76657218022001280c12130a0b6f746865725f67726f7570180320012809" .
+            "12370a157061697265645f7472616e73616374696f6e5f69641804200128" .
+            "0b32182e70726f746f2e6772616469646f2e54696d657374616d7022b501" .
+            "0a0f4772616469646f5472616e73666572122d0a056c6f63616c18012001" .
+            "280b321c2e70726f746f2e6772616469646f2e4c6f63616c5472616e7366" .
+            "6572480012340a07696e626f756e6418022001280b32212e70726f746f2e" .
+            "6772616469646f2e43726f737347726f75705472616e7366657248001235" .
+            "0a086f7574626f756e6418032001280b32212e70726f746f2e6772616469" .
+            "646f2e43726f737347726f75705472616e73666572480042060a04646174" .
+            "61620670726f746f33"
+        ), true);
+
+        static::$is_initialized = true;
+    }
+}
+
diff --git a/community_server/src/Model/Messages/GPBMetadata/Gradido/GroupFriendsUpdate.php b/community_server/src/Model/Messages/GPBMetadata/Gradido/GroupFriendsUpdate.php
new file mode 100644
index 000000000..929e33b9d
--- /dev/null
+++ b/community_server/src/Model/Messages/GPBMetadata/Gradido/GroupFriendsUpdate.php
@@ -0,0 +1,30 @@
+<?php
+# Generated by the protocol buffer compiler.  DO NOT EDIT!
+# source: gradido/GroupFriendsUpdate.proto
+
+namespace GPBMetadata\Gradido;
+
+class GroupFriendsUpdate
+{
+    public static $is_initialized = false;
+
+    public static function initOnce() {
+        $pool = \Google\Protobuf\Internal\DescriptorPool::getGeneratedPool();
+
+        if (static::$is_initialized == true) {
+          return;
+        }
+        $pool->internalAddGeneratedFile(hex2bin(
+            "0ac6010a206772616469646f2f47726f7570467269656e64735570646174" .
+            "652e70726f746f120d70726f746f2e6772616469646f228a010a1247726f" .
+            "7570467269656e6473557064617465120d0a0567726f7570180120012809" .
+            "12380a06616374696f6e18022001280e32282e70726f746f2e6772616469" .
+            "646f2e47726f7570467269656e64735570646174652e416374696f6e222b" .
+            "0a06416374696f6e120e0a0a4144445f465249454e44100012110a0d5245" .
+            "4d4f56455f465249454e441001620670726f746f33"
+        ), true);
+
+        static::$is_initialized = true;
+    }
+}
+
diff --git a/community_server/src/Model/Messages/GPBMetadata/Gradido/GroupMemberUpdate.php b/community_server/src/Model/Messages/GPBMetadata/Gradido/GroupMemberUpdate.php
new file mode 100644
index 000000000..c2a308292
--- /dev/null
+++ b/community_server/src/Model/Messages/GPBMetadata/Gradido/GroupMemberUpdate.php
@@ -0,0 +1,36 @@
+<?php
+# Generated by the protocol buffer compiler.  DO NOT EDIT!
+# source: gradido/GroupMemberUpdate.proto
+
+namespace GPBMetadata\Gradido;
+
+class GroupMemberUpdate
+{
+    public static $is_initialized = false;
+
+    public static function initOnce() {
+        $pool = \Google\Protobuf\Internal\DescriptorPool::getGeneratedPool();
+
+        if (static::$is_initialized == true) {
+          return;
+        }
+        \GPBMetadata\Gradido\BasicTypes::initOnce();
+        $pool->internalAddGeneratedFile(hex2bin(
+            "0ad2020a1f6772616469646f2f47726f75704d656d626572557064617465" .
+            "2e70726f746f120d70726f746f2e6772616469646f2297020a1147726f75" .
+            "704d656d62657255706461746512130a0b757365725f7075626b65791801" .
+            "2001280c124d0a126d656d6265725f7570646174655f7479706518022001" .
+            "280e32312e70726f746f2e6772616469646f2e47726f75704d656d626572" .
+            "5570646174652e4d656d6265725570646174655479706512370a15706169" .
+            "7265645f7472616e73616374696f6e5f696418032001280b32182e70726f" .
+            "746f2e6772616469646f2e54696d657374616d7012140a0c746172676574" .
+            "5f67726f7570180420012809224f0a104d656d6265725570646174655479" .
+            "7065120c0a084144445f55534552100012150a114d4f56455f555345525f" .
+            "494e424f554e44100112160a124d4f56455f555345525f4f5554424f554e" .
+            "441002620670726f746f33"
+        ), true);
+
+        static::$is_initialized = true;
+    }
+}
+
diff --git a/community_server/src/Model/Messages/GPBMetadata/Gradido/ManageNodeBody.php b/community_server/src/Model/Messages/GPBMetadata/Gradido/ManageNodeBody.php
new file mode 100644
index 000000000..aec11c28b
--- /dev/null
+++ b/community_server/src/Model/Messages/GPBMetadata/Gradido/ManageNodeBody.php
@@ -0,0 +1,32 @@
+<?php
+# Generated by the protocol buffer compiler.  DO NOT EDIT!
+# source: gradido/ManageNodeBody.proto
+
+namespace GPBMetadata\Gradido;
+
+class ManageNodeBody
+{
+    public static $is_initialized = false;
+
+    public static function initOnce() {
+        $pool = \Google\Protobuf\Internal\DescriptorPool::getGeneratedPool();
+
+        if (static::$is_initialized == true) {
+          return;
+        }
+        \GPBMetadata\Gradido\ManageNodeGroupAdd::initOnce();
+        \GPBMetadata\Gradido\BasicTypes::initOnce();
+        $pool->internalAddGeneratedFile(hex2bin(
+            "0ab9010a1c6772616469646f2f4d616e6167654e6f6465426f64792e7072" .
+            "6f746f120d70726f746f2e6772616469646f1a186772616469646f2f4261" .
+            "73696354797065732e70726f746f22680a0e4d616e6167654e6f6465426f" .
+            "647912160a0e76657273696f6e5f6e756d62657218012001280412360a09" .
+            "67726f75705f61646418032001280b32212e70726f746f2e677261646964" .
+            "6f2e4d616e6167654e6f646547726f7570416464480042060a0464617461" .
+            "620670726f746f33"
+        ), true);
+
+        static::$is_initialized = true;
+    }
+}
+
diff --git a/community_server/src/Model/Messages/GPBMetadata/Gradido/ManageNodeGroupAdd.php b/community_server/src/Model/Messages/GPBMetadata/Gradido/ManageNodeGroupAdd.php
new file mode 100644
index 000000000..ffb25984d
--- /dev/null
+++ b/community_server/src/Model/Messages/GPBMetadata/Gradido/ManageNodeGroupAdd.php
@@ -0,0 +1,30 @@
+<?php
+# Generated by the protocol buffer compiler.  DO NOT EDIT!
+# source: gradido/ManageNodeGroupAdd.proto
+
+namespace GPBMetadata\Gradido;
+
+class ManageNodeGroupAdd
+{
+    public static $is_initialized = false;
+
+    public static function initOnce() {
+        $pool = \Google\Protobuf\Internal\DescriptorPool::getGeneratedPool();
+
+        if (static::$is_initialized == true) {
+          return;
+        }
+        \GPBMetadata\Gradido\BasicTypes::initOnce();
+        $pool->internalAddGeneratedFile(hex2bin(
+            "0aaa010a206772616469646f2f4d616e6167654e6f646547726f75704164" .
+            "642e70726f746f120d70726f746f2e6772616469646f226f0a124d616e61" .
+            "67654e6f646547726f757041646412120a0a67726f75705f6e616d651801" .
+            "2001280912130a0b67726f75705f616c69617318022001280912300a0f68" .
+            "65646572615f746f7069635f696418032001280b32172e70726f746f2e67" .
+            "72616469646f2e4865646572614944620670726f746f33"
+        ), true);
+
+        static::$is_initialized = true;
+    }
+}
+
diff --git a/community_server/src/Model/Messages/GPBMetadata/Gradido/ManageNodeRequest.php b/community_server/src/Model/Messages/GPBMetadata/Gradido/ManageNodeRequest.php
new file mode 100644
index 000000000..ef7dca297
--- /dev/null
+++ b/community_server/src/Model/Messages/GPBMetadata/Gradido/ManageNodeRequest.php
@@ -0,0 +1,36 @@
+<?php
+# Generated by the protocol buffer compiler.  DO NOT EDIT!
+# source: gradido/ManageNodeRequest.proto
+
+namespace GPBMetadata\Gradido;
+
+class ManageNodeRequest
+{
+    public static $is_initialized = false;
+
+    public static function initOnce() {
+        $pool = \Google\Protobuf\Internal\DescriptorPool::getGeneratedPool();
+
+        if (static::$is_initialized == true) {
+          return;
+        }
+        \GPBMetadata\Gradido\BasicTypes::initOnce();
+        $pool->internalAddGeneratedFile(hex2bin(
+            "0ade020a1f6772616469646f2f4d616e6167654e6f646552657175657374" .
+            "2e70726f746f120d70726f746f2e6772616469646f22550a114d616e6167" .
+            "654e6f646552657175657374122c0a077369675f6d617018012001280b32" .
+            "1b2e70726f746f2e6772616469646f2e5369676e61747572654d61701212" .
+            "0a0a626f64795f627974657318022001280c22cc010a124d616e6167654e" .
+            "6f6465526573706f6e7365120f0a0773756363657373180120012808123a" .
+            "0a056572726f7218022001280e322b2e70726f746f2e6772616469646f2e" .
+            "4d616e6167654e6f6465526573706f6e73652e4572726f72436f64652269" .
+            "0a094572726f72436f646512100a0c494e56414c49445f424f4459100012" .
+            "150a11494e56414c49445f5349474e4154555245100112140a105349474e" .
+            "45525f4e4f545f4b4e4f574e1002121d0a1947524f55505f414c4941535f" .
+            "414c52454144595f45584953541003620670726f746f33"
+        ), true);
+
+        static::$is_initialized = true;
+    }
+}
+
diff --git a/community_server/src/Model/Messages/GPBMetadata/Gradido/TransactionBody.php b/community_server/src/Model/Messages/GPBMetadata/Gradido/TransactionBody.php
new file mode 100644
index 000000000..f55b61f4d
--- /dev/null
+++ b/community_server/src/Model/Messages/GPBMetadata/Gradido/TransactionBody.php
@@ -0,0 +1,46 @@
+<?php
+# Generated by the protocol buffer compiler.  DO NOT EDIT!
+# source: gradido/TransactionBody.proto
+
+namespace GPBMetadata\Gradido;
+
+class TransactionBody
+{
+    public static $is_initialized = false;
+
+    public static function initOnce() {
+        $pool = \Google\Protobuf\Internal\DescriptorPool::getGeneratedPool();
+
+        if (static::$is_initialized == true) {
+          return;
+        }
+        \GPBMetadata\Gradido\GradidoTransfer::initOnce();
+        \GPBMetadata\Gradido\GradidoCreation::initOnce();
+        \GPBMetadata\Gradido\GroupFriendsUpdate::initOnce();
+        \GPBMetadata\Gradido\GroupMemberUpdate::initOnce();
+        \GPBMetadata\Gradido\BasicTypes::initOnce();
+        $pool->internalAddGeneratedFile(hex2bin(
+            "0a92040a1d6772616469646f2f5472616e73616374696f6e426f64792e70" .
+            "726f746f120d70726f746f2e6772616469646f1a1d6772616469646f2f47" .
+            "72616469646f4372656174696f6e2e70726f746f1a206772616469646f2f" .
+            "47726f7570467269656e64735570646174652e70726f746f1a1f67726164" .
+            "69646f2f47726f75704d656d6265725570646174652e70726f746f1a1867" .
+            "72616469646f2f426173696354797065732e70726f746f22dd020a0f5472" .
+            "616e73616374696f6e426f6479120c0a046d656d6f18012001280912300a" .
+            "076372656174656418022001280b321f2e70726f746f2e6772616469646f" .
+            "2e54696d657374616d705365636f6e647312160a0e76657273696f6e5f6e" .
+            "756d62657218032001280412320a087472616e7366657218062001280b32" .
+            "1e2e70726f746f2e6772616469646f2e4772616469646f5472616e736665" .
+            "72480012320a086372656174696f6e18072001280b321e2e70726f746f2e" .
+            "6772616469646f2e4772616469646f4372656174696f6e480012410a1467" .
+            "726f75705f667269656e64735f75706461746518082001280b32212e7072" .
+            "6f746f2e6772616469646f2e47726f7570467269656e6473557064617465" .
+            "4800123f0a1367726f75705f6d656d6265725f7570646174651809200128" .
+            "0b32202e70726f746f2e6772616469646f2e47726f75704d656d62657255" .
+            "7064617465480042060a0464617461620670726f746f33"
+        ), true);
+
+        static::$is_initialized = true;
+    }
+}
+
diff --git a/community_server/src/Model/Messages/Proto/Gradido/HederaID.php b/community_server/src/Model/Messages/Proto/Gradido/HederaID.php
new file mode 100644
index 000000000..cd0478031
--- /dev/null
+++ b/community_server/src/Model/Messages/Proto/Gradido/HederaID.php
@@ -0,0 +1,135 @@
+<?php
+# Generated by the protocol buffer compiler.  DO NOT EDIT!
+# source: gradido/BasicTypes.proto
+
+namespace Proto\Gradido;
+
+use Google\Protobuf\Internal\GPBType;
+use Google\Protobuf\Internal\RepeatedField;
+use Google\Protobuf\Internal\GPBUtil;
+
+/**
+ * copyed from hedera topic id
+ *
+ * Generated from protobuf message <code>proto.gradido.HederaID</code>
+ */
+class HederaID extends \Google\Protobuf\Internal\Message
+{
+    /**
+     * The shard number (nonnegative)
+     *
+     * Generated from protobuf field <code>int64 shardNum = 1;</code>
+     */
+    private $shardNum = 0;
+    /**
+     * The realm number (nonnegative)
+     *
+     * Generated from protobuf field <code>int64 realmNum = 2;</code>
+     */
+    private $realmNum = 0;
+    /**
+     * Unique topic identifier within a realm (nonnegative).
+     *
+     * Generated from protobuf field <code>int64 topicNum = 3;</code>
+     */
+    private $topicNum = 0;
+
+    /**
+     * Constructor.
+     *
+     * @param array $data {
+     *     Optional. Data for populating the Message object.
+     *
+     *     @type int|string $shardNum
+     *           The shard number (nonnegative)
+     *     @type int|string $realmNum
+     *           The realm number (nonnegative)
+     *     @type int|string $topicNum
+     *           Unique topic identifier within a realm (nonnegative).
+     * }
+     */
+    public function __construct($data = NULL) {
+        \GPBMetadata\Gradido\BasicTypes::initOnce();
+        parent::__construct($data);
+    }
+
+    /**
+     * The shard number (nonnegative)
+     *
+     * Generated from protobuf field <code>int64 shardNum = 1;</code>
+     * @return int|string
+     */
+    public function getShardNum()
+    {
+        return $this->shardNum;
+    }
+
+    /**
+     * The shard number (nonnegative)
+     *
+     * Generated from protobuf field <code>int64 shardNum = 1;</code>
+     * @param int|string $var
+     * @return $this
+     */
+    public function setShardNum($var)
+    {
+        GPBUtil::checkInt64($var);
+        $this->shardNum = $var;
+
+        return $this;
+    }
+
+    /**
+     * The realm number (nonnegative)
+     *
+     * Generated from protobuf field <code>int64 realmNum = 2;</code>
+     * @return int|string
+     */
+    public function getRealmNum()
+    {
+        return $this->realmNum;
+    }
+
+    /**
+     * The realm number (nonnegative)
+     *
+     * Generated from protobuf field <code>int64 realmNum = 2;</code>
+     * @param int|string $var
+     * @return $this
+     */
+    public function setRealmNum($var)
+    {
+        GPBUtil::checkInt64($var);
+        $this->realmNum = $var;
+
+        return $this;
+    }
+
+    /**
+     * Unique topic identifier within a realm (nonnegative).
+     *
+     * Generated from protobuf field <code>int64 topicNum = 3;</code>
+     * @return int|string
+     */
+    public function getTopicNum()
+    {
+        return $this->topicNum;
+    }
+
+    /**
+     * Unique topic identifier within a realm (nonnegative).
+     *
+     * Generated from protobuf field <code>int64 topicNum = 3;</code>
+     * @param int|string $var
+     * @return $this
+     */
+    public function setTopicNum($var)
+    {
+        GPBUtil::checkInt64($var);
+        $this->topicNum = $var;
+
+        return $this;
+    }
+
+}
+
diff --git a/community_server/src/Model/Messages/Proto/Gradido/ManageNodeBody.php b/community_server/src/Model/Messages/Proto/Gradido/ManageNodeBody.php
new file mode 100644
index 000000000..eed599868
--- /dev/null
+++ b/community_server/src/Model/Messages/Proto/Gradido/ManageNodeBody.php
@@ -0,0 +1,90 @@
+<?php
+# Generated by the protocol buffer compiler.  DO NOT EDIT!
+# source: gradido/ManageNodeBody.proto
+
+namespace Proto\Gradido;
+
+use Google\Protobuf\Internal\GPBType;
+use Google\Protobuf\Internal\RepeatedField;
+use Google\Protobuf\Internal\GPBUtil;
+
+/**
+ * Generated from protobuf message <code>proto.gradido.ManageNodeBody</code>
+ */
+class ManageNodeBody extends \Google\Protobuf\Internal\Message
+{
+    /**
+     * Generated from protobuf field <code>uint64 version_number = 1;</code>
+     */
+    private $version_number = 0;
+    protected $data;
+
+    /**
+     * Constructor.
+     *
+     * @param array $data {
+     *     Optional. Data for populating the Message object.
+     *
+     *     @type int|string $version_number
+     *     @type \Proto\Gradido\ManageNodeGroupAdd $group_add
+     * }
+     */
+    public function __construct($data = NULL) {
+        \GPBMetadata\Gradido\ManageNodeBody::initOnce();
+        parent::__construct($data);
+    }
+
+    /**
+     * Generated from protobuf field <code>uint64 version_number = 1;</code>
+     * @return int|string
+     */
+    public function getVersionNumber()
+    {
+        return $this->version_number;
+    }
+
+    /**
+     * Generated from protobuf field <code>uint64 version_number = 1;</code>
+     * @param int|string $var
+     * @return $this
+     */
+    public function setVersionNumber($var)
+    {
+        GPBUtil::checkUint64($var);
+        $this->version_number = $var;
+
+        return $this;
+    }
+
+    /**
+     * Generated from protobuf field <code>.proto.gradido.ManageNodeGroupAdd group_add = 3;</code>
+     * @return \Proto\Gradido\ManageNodeGroupAdd
+     */
+    public function getGroupAdd()
+    {
+        return $this->readOneof(3);
+    }
+
+    /**
+     * Generated from protobuf field <code>.proto.gradido.ManageNodeGroupAdd group_add = 3;</code>
+     * @param \Proto\Gradido\ManageNodeGroupAdd $var
+     * @return $this
+     */
+    public function setGroupAdd($var)
+    {
+        GPBUtil::checkMessage($var, \Proto\Gradido\ManageNodeGroupAdd::class);
+        $this->writeOneof(3, $var);
+
+        return $this;
+    }
+
+    /**
+     * @return string
+     */
+    public function getData()
+    {
+        return $this->whichOneof("data");
+    }
+
+}
+
diff --git a/community_server/src/Model/Messages/Proto/Gradido/ManageNodeGroupAdd.php b/community_server/src/Model/Messages/Proto/Gradido/ManageNodeGroupAdd.php
new file mode 100644
index 000000000..777075066
--- /dev/null
+++ b/community_server/src/Model/Messages/Proto/Gradido/ManageNodeGroupAdd.php
@@ -0,0 +1,119 @@
+<?php
+# Generated by the protocol buffer compiler.  DO NOT EDIT!
+# source: gradido/ManageNodeGroupAdd.proto
+
+namespace Proto\Gradido;
+
+use Google\Protobuf\Internal\GPBType;
+use Google\Protobuf\Internal\RepeatedField;
+use Google\Protobuf\Internal\GPBUtil;
+
+/**
+ * Generated from protobuf message <code>proto.gradido.ManageNodeGroupAdd</code>
+ */
+class ManageNodeGroupAdd extends \Google\Protobuf\Internal\Message
+{
+    /**
+     * Generated from protobuf field <code>string group_name = 1;</code>
+     */
+    private $group_name = '';
+    /**
+     * Generated from protobuf field <code>string group_alias = 2;</code>
+     */
+    private $group_alias = '';
+    /**
+     *string parent_group_alias = 4; 
+     *
+     * Generated from protobuf field <code>.proto.gradido.HederaID hedera_topic_id = 3;</code>
+     */
+    private $hedera_topic_id = null;
+
+    /**
+     * Constructor.
+     *
+     * @param array $data {
+     *     Optional. Data for populating the Message object.
+     *
+     *     @type string $group_name
+     *     @type string $group_alias
+     *     @type \Proto\Gradido\HederaID $hedera_topic_id
+     *          string parent_group_alias = 4; 
+     * }
+     */
+    public function __construct($data = NULL) {
+        \GPBMetadata\Gradido\ManageNodeGroupAdd::initOnce();
+        parent::__construct($data);
+    }
+
+    /**
+     * Generated from protobuf field <code>string group_name = 1;</code>
+     * @return string
+     */
+    public function getGroupName()
+    {
+        return $this->group_name;
+    }
+
+    /**
+     * Generated from protobuf field <code>string group_name = 1;</code>
+     * @param string $var
+     * @return $this
+     */
+    public function setGroupName($var)
+    {
+        GPBUtil::checkString($var, True);
+        $this->group_name = $var;
+
+        return $this;
+    }
+
+    /**
+     * Generated from protobuf field <code>string group_alias = 2;</code>
+     * @return string
+     */
+    public function getGroupAlias()
+    {
+        return $this->group_alias;
+    }
+
+    /**
+     * Generated from protobuf field <code>string group_alias = 2;</code>
+     * @param string $var
+     * @return $this
+     */
+    public function setGroupAlias($var)
+    {
+        GPBUtil::checkString($var, True);
+        $this->group_alias = $var;
+
+        return $this;
+    }
+
+    /**
+     *string parent_group_alias = 4; 
+     *
+     * Generated from protobuf field <code>.proto.gradido.HederaID hedera_topic_id = 3;</code>
+     * @return \Proto\Gradido\HederaID
+     */
+    public function getHederaTopicId()
+    {
+        return $this->hedera_topic_id;
+    }
+
+    /**
+     *string parent_group_alias = 4; 
+     *
+     * Generated from protobuf field <code>.proto.gradido.HederaID hedera_topic_id = 3;</code>
+     * @param \Proto\Gradido\HederaID $var
+     * @return $this
+     */
+    public function setHederaTopicId($var)
+    {
+        GPBUtil::checkMessage($var, \Proto\Gradido\HederaID::class);
+        $this->hedera_topic_id = $var;
+
+        return $this;
+    }
+
+}
+
diff --git a/community_server/src/Model/Messages/Proto/Gradido/ManageNodeRequest.php b/community_server/src/Model/Messages/Proto/Gradido/ManageNodeRequest.php
new file mode 100644
index 000000000..6699b98c5
--- /dev/null
+++ b/community_server/src/Model/Messages/Proto/Gradido/ManageNodeRequest.php
@@ -0,0 +1,92 @@
+<?php
+# Generated by the protocol buffer compiler.  DO NOT EDIT!
+# source: gradido/ManageNodeRequest.proto
+
+namespace Proto\Gradido;
+
+use Google\Protobuf\Internal\GPBType;
+use Google\Protobuf\Internal\RepeatedField;
+use Google\Protobuf\Internal\GPBUtil;
+
+/**
+ * Generated from protobuf message <code>proto.gradido.ManageNodeRequest</code>
+ */
+class ManageNodeRequest extends \Google\Protobuf\Internal\Message
+{
+    /**
+     * Generated from protobuf field <code>.proto.gradido.SignatureMap sig_map = 1;</code>
+     */
+    private $sig_map = null;
+    /**
+     * ManageNodeBody
+     *
+     * Generated from protobuf field <code>bytes body_bytes = 2;</code>
+     */
+    private $body_bytes = '';
+
+    /**
+     * Constructor.
+     *
+     * @param array $data {
+     *     Optional. Data for populating the Message object.
+     *
+     *     @type \Proto\Gradido\SignatureMap $sig_map
+     *     @type string $body_bytes
+     *           ManageNodeBody
+     * }
+     */
+    public function __construct($data = NULL) {
+        \GPBMetadata\Gradido\ManageNodeRequest::initOnce();
+        parent::__construct($data);
+    }
+
+    /**
+     * Generated from protobuf field <code>.proto.gradido.SignatureMap sig_map = 1;</code>
+     * @return \Proto\Gradido\SignatureMap
+     */
+    public function getSigMap()
+    {
+        return $this->sig_map;
+    }
+
+    /**
+     * Generated from protobuf field <code>.proto.gradido.SignatureMap sig_map = 1;</code>
+     * @param \Proto\Gradido\SignatureMap $var
+     * @return $this
+     */
+    public function setSigMap($var)
+    {
+        GPBUtil::checkMessage($var, \Proto\Gradido\SignatureMap::class);
+        $this->sig_map = $var;
+
+        return $this;
+    }
+
+    /**
+     * ManageNodeBody
+     *
+     * Generated from protobuf field <code>bytes body_bytes = 2;</code>
+     * @return string
+     */
+    public function getBodyBytes()
+    {
+        return $this->body_bytes;
+    }
+
+    /**
+     * ManageNodeBody
+     *
+     * Generated from protobuf field <code>bytes body_bytes = 2;</code>
+     * @param string $var
+     * @return $this
+     */
+    public function setBodyBytes($var)
+    {
+        GPBUtil::checkString($var, False);
+        $this->body_bytes = $var;
+
+        return $this;
+    }
+
+}
+
diff --git a/community_server/src/Model/Messages/Proto/Gradido/ManageNodeResponse.php b/community_server/src/Model/Messages/Proto/Gradido/ManageNodeResponse.php
new file mode 100644
index 000000000..c7a4f80a5
--- /dev/null
+++ b/community_server/src/Model/Messages/Proto/Gradido/ManageNodeResponse.php
@@ -0,0 +1,85 @@
+<?php
+# Generated by the protocol buffer compiler.  DO NOT EDIT!
+# source: gradido/ManageNodeRequest.proto
+
+namespace Proto\Gradido;
+
+use Google\Protobuf\Internal\GPBType;
+use Google\Protobuf\Internal\RepeatedField;
+use Google\Protobuf\Internal\GPBUtil;
+
+/**
+ * Generated from protobuf message <code>proto.gradido.ManageNodeResponse</code>
+ */
+class ManageNodeResponse extends \Google\Protobuf\Internal\Message
+{
+    /**
+     * Generated from protobuf field <code>bool success = 1;</code>
+     */
+    private $success = false;
+    /**
+     * Generated from protobuf field <code>.proto.gradido.ManageNodeResponse.ErrorCode error = 2;</code>
+     */
+    private $error = 0;
+
+    /**
+     * Constructor.
+     *
+     * @param array $data {
+     *     Optional. Data for populating the Message object.
+     *
+     *     @type bool $success
+     *     @type int $error
+     * }
+     */
+    public function __construct($data = NULL) {
+        \GPBMetadata\Gradido\ManageNodeRequest::initOnce();
+        parent::__construct($data);
+    }
+
+    /**
+     * Generated from protobuf field <code>bool success = 1;</code>
+     * @return bool
+     */
+    public function getSuccess()
+    {
+        return $this->success;
+    }
+
+    /**
+     * Generated from protobuf field <code>bool success = 1;</code>
+     * @param bool $var
+     * @return $this
+     */
+    public function setSuccess($var)
+    {
+        GPBUtil::checkBool($var);
+        $this->success = $var;
+
+        return $this;
+    }
+
+    /**
+     * Generated from protobuf field <code>.proto.gradido.ManageNodeResponse.ErrorCode error = 2;</code>
+     * @return int
+     */
+    public function getError()
+    {
+        return $this->error;
+    }
+
+    /**
+     * Generated from protobuf field <code>.proto.gradido.ManageNodeResponse.ErrorCode error = 2;</code>
+     * @param int $var
+     * @return $this
+     */
+    public function setError($var)
+    {
+        GPBUtil::checkEnum($var, \Proto\Gradido\ManageNodeResponse_ErrorCode::class);
+        $this->error = $var;
+
+        return $this;
+    }
+
+}
+
diff --git a/community_server/src/Model/Messages/Proto/Gradido/ManageNodeResponse/ErrorCode.php b/community_server/src/Model/Messages/Proto/Gradido/ManageNodeResponse/ErrorCode.php
new file mode 100644
index 000000000..ab352829e
--- /dev/null
+++ b/community_server/src/Model/Messages/Proto/Gradido/ManageNodeResponse/ErrorCode.php
@@ -0,0 +1,61 @@
+<?php
+# Generated by the protocol buffer compiler.  DO NOT EDIT!
+# source: gradido/ManageNodeRequest.proto
+
+namespace Proto\Gradido\ManageNodeResponse;
+
+use UnexpectedValueException;
+
+/**
+ * Protobuf type <code>proto.gradido.ManageNodeResponse.ErrorCode</code>
+ */
+class ErrorCode
+{
+    /**
+     * Generated from protobuf enum <code>INVALID_BODY = 0;</code>
+     */
+    const INVALID_BODY = 0;
+    /**
+     * Generated from protobuf enum <code>INVALID_SIGNATURE = 1;</code>
+     */
+    const INVALID_SIGNATURE = 1;
+    /**
+     * Generated from protobuf enum <code>SIGNER_NOT_KNOWN = 2;</code>
+     */
+    const SIGNER_NOT_KNOWN = 2;
+    /**
+     * Generated from protobuf enum <code>GROUP_ALIAS_ALREADY_EXIST = 3;</code>
+     */
+    const GROUP_ALIAS_ALREADY_EXIST = 3;
+
+    private static $valueToName = [
+        self::INVALID_BODY => 'INVALID_BODY',
+        self::INVALID_SIGNATURE => 'INVALID_SIGNATURE',
+        self::SIGNER_NOT_KNOWN => 'SIGNER_NOT_KNOWN',
+        self::GROUP_ALIAS_ALREADY_EXIST => 'GROUP_ALIAS_ALREADY_EXIST',
+    ];
+
+    public static function name($value)
+    {
+        if (!isset(self::$valueToName[$value])) {
+            throw new UnexpectedValueException(sprintf(
+                    'Enum %s has no name defined for value %s', __CLASS__, $value));
+        }
+        return self::$valueToName[$value];
+    }
+
+
+    public static function value($name)
+    {
+        $const = __CLASS__ . '::' . strtoupper($name);
+        if (!defined($const)) {
+            throw new UnexpectedValueException(sprintf(
+                    'Enum %s has no value defined for name %s', __CLASS__, $name));
+        }
+        return constant($const);
+    }
+}
+
+// Adding a class alias for backwards compatibility with the previous class name.
+class_alias(ErrorCode::class, \Proto\Gradido\ManageNodeResponse_ErrorCode::class);
+
diff --git a/community_server/src/Model/Messages/Proto/Gradido/ManageNodeResponse_ErrorCode.php b/community_server/src/Model/Messages/Proto/Gradido/ManageNodeResponse_ErrorCode.php
new file mode 100644
index 000000000..8a7db7515
--- /dev/null
+++ b/community_server/src/Model/Messages/Proto/Gradido/ManageNodeResponse_ErrorCode.php
@@ -0,0 +1,16 @@
+<?php
+# Generated by the protocol buffer compiler.  DO NOT EDIT!
+# source: gradido/ManageNodeRequest.proto
+
+namespace Proto\Gradido;
+
+if (false) {
+    /**
+     * This class is deprecated. Use Proto\Gradido\ManageNodeResponse\ErrorCode instead.
+     * @deprecated
+     */
+    class ManageNodeResponse_ErrorCode {}
+}
+class_exists(ManageNodeResponse\ErrorCode::class);
+@trigger_error('Proto\Gradido\ManageNodeResponse_ErrorCode is deprecated and will be removed in the next major release. Use Proto\Gradido\ManageNodeResponse\ErrorCode instead', E_USER_DEPRECATED);
+