diff --git a/parse_proto.php b/parse_proto.php
index 7e88098c5..576b99691 100755
--- a/parse_proto.php
+++ b/parse_proto.php
@@ -12,6 +12,9 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-PHP_PLUGIN="$(which grpc_php_plugin)"
-protoc --proto_path=./src/protobuf/gradido  --php_out=./src/  --grpc_out=./src/ --plugin=protoc-gen-grpc=$PHP_PLUGIN ./src/protobuf/gradido/*.proto
+# need grpc only for hedera hashgraph
+#PHP_PLUGIN="$(which grpc_php_plugin)"
+#protoc --proto_path=./src/protobuf/gradido  --php_out=./src/  --grpc_out=./src/ --plugin=protoc-gen-grpc=$PHP_PLUGIN ./src/protobuf/gradido/*.proto
+
+protoc --proto_path=./src/protobuf/gradido  --php_out=./src/  ./src/protobuf/gradido/*.proto
 
diff --git a/src/Model/Messages/Gradido/Key.php b/src/Model/Messages/Gradido/Key.php
index b6190304c..ace440729 100644
--- a/src/Model/Messages/Gradido/Key.php
+++ b/src/Model/Messages/Gradido/Key.php
@@ -22,9 +22,9 @@ class Key extends \Google\Protobuf\Internal\Message
      *     Optional. Data for populating the Message object.
      *
      *     @type string $ed25519
-     *           ed25519 signature (libsodium default)
+     *           ed25519 signature (libsodium default)
      *     @type string $ed25519_ref10
-     *           ed25519 ref10 signature
+     *           ed25519 ref10 signature
      * }
      */
     public function __construct($data = NULL) {
@@ -33,7 +33,7 @@ class Key extends \Google\Protobuf\Internal\Message
     }
 
     /**
-     * ed25519 signature (libsodium default)
+     * ed25519 signature (libsodium default)
      *
      * Generated from protobuf field <code>bytes ed25519 = 2;</code>
      * @return string
@@ -44,7 +44,7 @@ class Key extends \Google\Protobuf\Internal\Message
     }
 
     /**
-     * ed25519 signature (libsodium default)
+     * ed25519 signature (libsodium default)
      *
      * Generated from protobuf field <code>bytes ed25519 = 2;</code>
      * @param string $var
@@ -59,7 +59,7 @@ class Key extends \Google\Protobuf\Internal\Message
     }
 
     /**
-     * ed25519 ref10 signature
+     * ed25519 ref10 signature
      *
      * Generated from protobuf field <code>bytes ed25519_ref10 = 3;</code>
      * @return string
@@ -70,7 +70,7 @@ class Key extends \Google\Protobuf\Internal\Message
     }
 
     /**
-     * ed25519 ref10 signature
+     * ed25519 ref10 signature
      *
      * Generated from protobuf field <code>bytes ed25519_ref10 = 3;</code>
      * @param string $var
diff --git a/src/Model/Messages/Gradido/SenderAmount.php b/src/Model/Messages/Gradido/SenderAmount.php
index 52a41f71f..9b423947e 100644
--- a/src/Model/Messages/Gradido/SenderAmount.php
+++ b/src/Model/Messages/Gradido/SenderAmount.php
@@ -22,7 +22,7 @@ class SenderAmount extends \Google\Protobuf\Internal\Message
      */
     private $amount = 0;
     /**
-     * sender balance after transaction, including perishability
+     * sender balance after transaction, including perishability
      *
      * Generated from protobuf field <code>sint64 senderFinalBalance = 3;</code>
      */
@@ -37,7 +37,7 @@ class SenderAmount extends \Google\Protobuf\Internal\Message
      *     @type string $ed25519_sender_pubkey
      *     @type int|string $amount
      *     @type int|string $senderFinalBalance
-     *           sender balance after transaction, including perishability
+     *           sender balance after transaction, including perishability
      * }
      */
     public function __construct($data = NULL) {
@@ -90,7 +90,7 @@ class SenderAmount extends \Google\Protobuf\Internal\Message
     }
 
     /**
-     * sender balance after transaction, including perishability
+     * sender balance after transaction, including perishability
      *
      * Generated from protobuf field <code>sint64 senderFinalBalance = 3;</code>
      * @return int|string
@@ -101,7 +101,7 @@ class SenderAmount extends \Google\Protobuf\Internal\Message
     }
 
     /**
-     * sender balance after transaction, including perishability
+     * sender balance after transaction, including perishability
      *
      * Generated from protobuf field <code>sint64 senderFinalBalance = 3;</code>
      * @param int|string $var
diff --git a/src/Model/Messages/Gradido/SignatureMap.php b/src/Model/Messages/Gradido/SignatureMap.php
index 228282747..ea6f16150 100644
--- a/src/Model/Messages/Gradido/SignatureMap.php
+++ b/src/Model/Messages/Gradido/SignatureMap.php
@@ -14,7 +14,7 @@ use Google\Protobuf\Internal\GPBUtil;
 class SignatureMap extends \Google\Protobuf\Internal\Message
 {
     /**
-     * Each signature pair corresponds to a unique Key required to sign the transaction.
+     * Each signature pair corresponds to a unique Key required to sign the transaction.
      *
      * Generated from protobuf field <code>repeated .model.messages.gradido.SignaturePair sigPair = 1;</code>
      */
@@ -27,7 +27,7 @@ class SignatureMap extends \Google\Protobuf\Internal\Message
      *     Optional. Data for populating the Message object.
      *
      *     @type \Model\Messages\Gradido\SignaturePair[]|\Google\Protobuf\Internal\RepeatedField $sigPair
-     *           Each signature pair corresponds to a unique Key required to sign the transaction.
+     *           Each signature pair corresponds to a unique Key required to sign the transaction.
      * }
      */
     public function __construct($data = NULL) {
@@ -36,7 +36,7 @@ class SignatureMap extends \Google\Protobuf\Internal\Message
     }
 
     /**
-     * Each signature pair corresponds to a unique Key required to sign the transaction.
+     * Each signature pair corresponds to a unique Key required to sign the transaction.
      *
      * Generated from protobuf field <code>repeated .model.messages.gradido.SignaturePair sigPair = 1;</code>
      * @return \Google\Protobuf\Internal\RepeatedField
@@ -47,7 +47,7 @@ class SignatureMap extends \Google\Protobuf\Internal\Message
     }
 
     /**
-     * Each signature pair corresponds to a unique Key required to sign the transaction.
+     * Each signature pair corresponds to a unique Key required to sign the transaction.
      *
      * Generated from protobuf field <code>repeated .model.messages.gradido.SignaturePair sigPair = 1;</code>
      * @param \Model\Messages\Gradido\SignaturePair[]|\Google\Protobuf\Internal\RepeatedField $var
diff --git a/src/Model/Messages/Gradido/SignaturePair.php b/src/Model/Messages/Gradido/SignaturePair.php
index 203eb5677..4575a7d38 100644
--- a/src/Model/Messages/Gradido/SignaturePair.php
+++ b/src/Model/Messages/Gradido/SignaturePair.php
@@ -27,9 +27,9 @@ class SignaturePair extends \Google\Protobuf\Internal\Message
      *
      *     @type string $pubKey
      *     @type string $ed25519
-     *           ed25519 signature (libsodium default)
+     *           ed25519 signature (libsodium default)
      *     @type string $ed25519_ref10
-     *           ed25519 ref10 signature
+     *           ed25519 ref10 signature
      * }
      */
     public function __construct($data = NULL) {
@@ -60,7 +60,7 @@ class SignaturePair extends \Google\Protobuf\Internal\Message
     }
 
     /**
-     * ed25519 signature (libsodium default)
+     * ed25519 signature (libsodium default)
      *
      * Generated from protobuf field <code>bytes ed25519 = 2;</code>
      * @return string
@@ -71,7 +71,7 @@ class SignaturePair extends \Google\Protobuf\Internal\Message
     }
 
     /**
-     * ed25519 signature (libsodium default)
+     * ed25519 signature (libsodium default)
      *
      * Generated from protobuf field <code>bytes ed25519 = 2;</code>
      * @param string $var
@@ -86,7 +86,7 @@ class SignaturePair extends \Google\Protobuf\Internal\Message
     }
 
     /**
-     * ed25519 ref10 signature
+     * ed25519 ref10 signature
      *
      * Generated from protobuf field <code>bytes ed25519_ref10 = 3;</code>
      * @return string
@@ -97,7 +97,7 @@ class SignaturePair extends \Google\Protobuf\Internal\Message
     }
 
     /**
-     * ed25519 ref10 signature
+     * ed25519 ref10 signature
      *
      * Generated from protobuf field <code>bytes ed25519_ref10 = 3;</code>
      * @param string $var
diff --git a/src/Model/Messages/Gradido/StateCreateGroup.php b/src/Model/Messages/Gradido/StateCreateGroup.php
index 4273ef93d..dad246745 100644
--- a/src/Model/Messages/Gradido/StateCreateGroup.php
+++ b/src/Model/Messages/Gradido/StateCreateGroup.php
@@ -9,7 +9,7 @@ use Google\Protobuf\Internal\RepeatedField;
 use Google\Protobuf\Internal\GPBUtil;
 
 /**
- * need signature from this group and from parent (if it isn't zero)
+ * need signature from this group and from parent (if it isn't zero)
  *
  * Generated from protobuf message <code>model.messages.gradido.StateCreateGroup</code>
  */
diff --git a/src/Model/Messages/Gradido/StateGroupChangeParent.php b/src/Model/Messages/Gradido/StateGroupChangeParent.php
index c5371d76c..9cd15175a 100644
--- a/src/Model/Messages/Gradido/StateGroupChangeParent.php
+++ b/src/Model/Messages/Gradido/StateGroupChangeParent.php
@@ -9,7 +9,7 @@ use Google\Protobuf\Internal\RepeatedField;
 use Google\Protobuf\Internal\GPBUtil;
 
 /**
- * need signature from this group and from both parents (if it isn't zero)
+ * need signature from this group and from both parents (if it isn't zero)
  *
  * Generated from protobuf message <code>model.messages.gradido.StateGroupChangeParent</code>
  */
diff --git a/src/Model/Messages/Gradido/Timestamp.php b/src/Model/Messages/Gradido/Timestamp.php
index 19721729b..7b2316720 100644
--- a/src/Model/Messages/Gradido/Timestamp.php
+++ b/src/Model/Messages/Gradido/Timestamp.php
@@ -16,13 +16,13 @@ use Google\Protobuf\Internal\GPBUtil;
 class Timestamp extends \Google\Protobuf\Internal\Message
 {
     /**
-     * Number of complete seconds since the start of the epoch
+     * Number of complete seconds since the start of the epoch
      *
      * Generated from protobuf field <code>int64 seconds = 1;</code>
      */
     private $seconds = 0;
     /**
-     * Number of nanoseconds since the start of the last second
+     * Number of nanoseconds since the start of the last second
      *
      * Generated from protobuf field <code>int32 nanos = 2;</code>
      */
@@ -35,9 +35,9 @@ class Timestamp extends \Google\Protobuf\Internal\Message
      *     Optional. Data for populating the Message object.
      *
      *     @type int|string $seconds
-     *           Number of complete seconds since the start of the epoch
+     *           Number of complete seconds since the start of the epoch
      *     @type int $nanos
-     *           Number of nanoseconds since the start of the last second
+     *           Number of nanoseconds since the start of the last second
      * }
      */
     public function __construct($data = NULL) {
@@ -46,7 +46,7 @@ class Timestamp extends \Google\Protobuf\Internal\Message
     }
 
     /**
-     * Number of complete seconds since the start of the epoch
+     * Number of complete seconds since the start of the epoch
      *
      * Generated from protobuf field <code>int64 seconds = 1;</code>
      * @return int|string
@@ -57,7 +57,7 @@ class Timestamp extends \Google\Protobuf\Internal\Message
     }
 
     /**
-     * Number of complete seconds since the start of the epoch
+     * Number of complete seconds since the start of the epoch
      *
      * Generated from protobuf field <code>int64 seconds = 1;</code>
      * @param int|string $var
@@ -72,7 +72,7 @@ class Timestamp extends \Google\Protobuf\Internal\Message
     }
 
     /**
-     * Number of nanoseconds since the start of the last second
+     * Number of nanoseconds since the start of the last second
      *
      * Generated from protobuf field <code>int32 nanos = 2;</code>
      * @return int
@@ -83,7 +83,7 @@ class Timestamp extends \Google\Protobuf\Internal\Message
     }
 
     /**
-     * Number of nanoseconds since the start of the last second
+     * Number of nanoseconds since the start of the last second
      *
      * Generated from protobuf field <code>int32 nanos = 2;</code>
      * @param int $var
diff --git a/src/Model/Messages/Gradido/TimestampSeconds.php b/src/Model/Messages/Gradido/TimestampSeconds.php
index 2a588a312..2646a06c9 100644
--- a/src/Model/Messages/Gradido/TimestampSeconds.php
+++ b/src/Model/Messages/Gradido/TimestampSeconds.php
@@ -16,7 +16,7 @@ use Google\Protobuf\Internal\GPBUtil;
 class TimestampSeconds extends \Google\Protobuf\Internal\Message
 {
     /**
-     * Number of complete seconds since the start of the epoch
+     * Number of complete seconds since the start of the epoch
      *
      * Generated from protobuf field <code>int64 seconds = 1;</code>
      */
@@ -29,7 +29,7 @@ class TimestampSeconds extends \Google\Protobuf\Internal\Message
      *     Optional. Data for populating the Message object.
      *
      *     @type int|string $seconds
-     *           Number of complete seconds since the start of the epoch
+     *           Number of complete seconds since the start of the epoch
      * }
      */
     public function __construct($data = NULL) {
@@ -38,7 +38,7 @@ class TimestampSeconds extends \Google\Protobuf\Internal\Message
     }
 
     /**
-     * Number of complete seconds since the start of the epoch
+     * Number of complete seconds since the start of the epoch
      *
      * Generated from protobuf field <code>int64 seconds = 1;</code>
      * @return int|string
@@ -49,7 +49,7 @@ class TimestampSeconds extends \Google\Protobuf\Internal\Message
     }
 
     /**
-     * Number of complete seconds since the start of the epoch
+     * Number of complete seconds since the start of the epoch
      *
      * Generated from protobuf field <code>int64 seconds = 1;</code>
      * @param int|string $var
diff --git a/src/Model/Messages/Gradido/TransactionCreation.php b/src/Model/Messages/Gradido/TransactionCreation.php
index 0673cf9b9..46c5eaa09 100644
--- a/src/Model/Messages/Gradido/TransactionCreation.php
+++ b/src/Model/Messages/Gradido/TransactionCreation.php
@@ -9,8 +9,8 @@ use Google\Protobuf\Internal\RepeatedField;
 use Google\Protobuf\Internal\GPBUtil;
 
 /**
- * need signature from group admin or 
- * percent of group users another than the receiver
+ * need signature from group admin or 
+ * percent of group users another than the receiver
  *
  * Generated from protobuf message <code>model.messages.gradido.TransactionCreation</code>
  */