diff --git a/.releaserc.json b/.releaserc.json
index 38ad4d95..56852c6e 100644
--- a/.releaserc.json
+++ b/.releaserc.json
@@ -1,5 +1,6 @@
 {
   "branches": [ "production", "+([0-9])?(.{+([0-9]),x}).x"],
+  "preset": "conventionalcommits",
   "plugins": [
     "@semantic-release/commit-analyzer",
     "@semantic-release/release-notes-generator",
diff --git a/gen/ad_group_mu_ucn b/gen/ad_group_mu_ucn
index 7ebb2c9a..9aab7c9e 100755
--- a/gen/ad_group_mu_ucn
+++ b/gen/ad_group_mu_ucn
@@ -11,7 +11,7 @@ no if $] >= 5.017011, warnings => 'experimental::smartmatch';
 
 local $::SERVICE_NAME = "ad_group_mu_ucn";
 local $::PROTOCOL_VERSION = "3.0.0";
-my $SCRIPT_VERSION = "3.0.6";
+my $SCRIPT_VERSION = "3.0.7";
 
 sub addMemberToGroup;
 sub processWorkplaces;
@@ -127,7 +127,7 @@ close FILE;
 # Print skipped data
 #
 open FILE,">:encoding(UTF-8)","$skippedGroupsFileName" or die "Cannot open $skippedGroupsFileName: $! \n";
-for my $group (keys %$skippedGroups) {
+for my $group (sort keys %$skippedGroups) {
 	print FILE "gid=" . $skippedGroups->{$group}->{"id"} . "," . "name=" . $skippedGroups->{$group}->{"name"} . "\n";
 }
 close FILE;
diff --git a/gen/pbsmon_json b/gen/pbsmon_json
index dc6887b0..ee6c62fd 100755
--- a/gen/pbsmon_json
+++ b/gen/pbsmon_json
@@ -43,6 +43,21 @@ $struc->{'reserved_machines'} = [];
 $struc->{'frontends'} = [];
 
 
+# Get attribute values from obtained attributes (input).
+#
+# Usage:
+# my $data = $attributesAgent->getRequiredAttributes(service => $service->getId, host => $host->getId);
+# my %facilityAttributes = attributesToHash $data
+# print $facilityAttributes{"urn:perun:facility:attribute-def:core:name"}, "\n";
+#
+sub attributesToHash {
+	my %attributesHash;
+	foreach my $attr (@_) {
+		$attributesHash{$attr->getName}=$attr->getValue;
+	}
+	return %attributesHash;
+}
+
 my $physicalMachinesStruc = {};
 
 my $agent = perunServicesInit->getAgent;
@@ -134,9 +149,9 @@ for my $item (sort { $b->{"facilityListingPriority"} <=> $a->{"facilityListingPr
 			}
 		);
 		$physicalMachinesStruc->{$mergedOwner} = \%ownerStruc;
-}
+	}
 
-push @{$physicalMachinesStruc->{$mergedOwner}->{'resources'}}, $facilityStruc;
+	push @{$physicalMachinesStruc->{$mergedOwner}->{'resources'}}, $facilityStruc;
 
 
 	my @hosts = $facilitiesAgent->getHosts(facility => $facility->getId);
@@ -153,7 +168,7 @@ push @{$physicalMachinesStruc->{$mergedOwner}->{'resources'}}, $facilityStruc;
 		$facilityStruc->{'cpu'} = $hostsStruc[0]->{'cpu'};
 	} else {
 		$facilityStruc->{'machines'} = \@hostsStruc;
-}
+	}
 }
 
 for my $key (sort keys %$physicalMachinesStruc) {
diff --git a/gen/perunServicesInit.pm b/gen/perunServicesInit.pm
index 4fdf65e4..6ea5812b 100644
--- a/gen/perunServicesInit.pm
+++ b/gen/perunServicesInit.pm
@@ -3,7 +3,7 @@ package perunServicesInit;
 
 use Exporter 'import';
 @EXPORT_OK = qw(init);
-@EXPORT= qw(getDirectory getDestinationDirectory getHierarchicalData getDataWithGroups getDataWithVos getHashedDataWithGroups getHashedHierarchicalData);
+@EXPORT= qw(getDirectory getDestinationDirectory getHashedDataWithGroups getHashedHierarchicalData);
 
 use strict;
 use warnings;
@@ -18,19 +18,11 @@ use IO::Compress::Gzip qw(gzip $GzipError) ;
 use Storable;
 
 # variables define possible getData methods what can be execute
-our $DATA_TYPE_HIERARCHICAL="hierarchical";
 our $DATA_TYPE_HASHED_HIERARCHICAL="hashedhierarchical";
-our $DATA_TYPE_FLAT="flat";
 our $DATA_TYPE_HASHED_WITH_GROUPS="hashedwithgroups";
-our $DATA_TYPE_WITH_GROUPS="withgroups";
-our $DATA_TYPE_WITH_VOS="withvos";
 our $DATA_TYPE = {
 	$DATA_TYPE_HASHED_HIERARCHICAL => sub {getHashedHierarchicalData(@_)},
-	$DATA_TYPE_HIERARCHICAL => sub {getHierarchicalData(@_)},
-	$DATA_TYPE_FLAT => sub {getFlatData(@_)},
 	$DATA_TYPE_HASHED_WITH_GROUPS => sub {getHashedDataWithGroups(@_)},
-	$DATA_TYPE_WITH_GROUPS => sub {getDataWithGroups(@_)},
-	$DATA_TYPE_WITH_VOS => sub {getDataWithVos(@_)},
 };
 
 #die at the very end of script when any warning occur during executing
@@ -62,11 +54,11 @@ sub init {
 
 	# some services support variable getData method type, default is hierarchical
 	# if service does not support this variable behavior, then it does not care about this setting
-	if(!defined($getDataType)) { $getDataType = "hierarchical"; }
+	if(!defined($getDataType)) { $getDataType = $DATA_TYPE_HASHED_HIERARCHICAL; }
 	if(defined($DATA_TYPE->{$getDataType})) {
 		$::GET_DATA_METHOD = $DATA_TYPE->{$getDataType};
 	} else {
-		die "Not supported getData type $getDataType! Use one of these: '$DATA_TYPE_HIERARCHICAL', '$DATA_TYPE_HASHED_HIERARCHICAL', '$DATA_TYPE_FLAT', '$DATA_TYPE_WITH_GROUPS', '$DATA_TYPE_HASHED_WITH_GROUPS' or '$DATA_TYPE_WITH_VOS'.";
+		die "Not supported getData type $getDataType! Use one of these: '$DATA_TYPE_HASHED_HIERARCHICAL' or '$DATA_TYPE_HASHED_WITH_GROUPS'.";
 	}
 
 	if(defined $local_data_file) {
@@ -149,20 +141,6 @@ sub getHashedHierarchicalData {
   return $data;
 }
 
-sub getHierarchicalData {
-	if(defined $local_data) { return $local_data; }
-	my $data = $servicesAgent->getHierarchicalData(service => $service->getId, facility => $facility->getId);
-	logData $data, 'hierarchicalData';
-	return $data;
-}
-
-sub getFlatData {
-	if(defined $local_data) { return $local_data; }
-	my $data = $servicesAgent->getFlatData(service => $service->getId, facility => $facility->getId);
-	logData $data, 'flatData';
-	return $data;
-}
-
 sub getHashedDataWithGroups {
 	if(defined $local_data) { return $local_data; }
 	my $data = $servicesAgent->getHashedDataWithGroups(service => $service->getId, facility => $facility->getId, consentEval => $CONSENT_EVAL);
@@ -170,20 +148,6 @@ sub getHashedDataWithGroups {
 	return $data;
 }
 
-sub getDataWithGroups {
-	if(defined $local_data) { return $local_data; }
-	my $data = $servicesAgent->getDataWithGroups(service => $service->getId, facility => $facility->getId);
-	logData $data, 'dataWithGroups';
-	return $data;
-}
-
-sub getDataWithVos {
-	if(defined $local_data) { return $local_data; }
-	my $data = $servicesAgent->getDataWithVos(service => $service->getId, facility => $facility->getId);
-	logData $data, 'dataWithVos';
-	return $data;
-}
-
 #Returns directory for storing generated files
 sub getDirectory {
 	return $tmp_directory;
diff --git a/gen/perunServicesUtils.pm b/gen/perunServicesUtils.pm
index 22f4483d..936a960e 100644
--- a/gen/perunServicesUtils.pm
+++ b/gen/perunServicesUtils.pm
@@ -2,7 +2,7 @@
 package perunServicesUtils;
 use Exporter;
 @ISA = ('Exporter');
-@EXPORT = qw(attributesToHash dataToAttributesHashes getAttributeSorting quotaToKb uniqList convertNonAsciiToEscapedUtf8Form);
+@EXPORT = qw(getAttributeSorting quotaToKb uniqList convertNonAsciiToEscapedUtf8Form);
 
 use strict;
 use warnings;
@@ -12,37 +12,6 @@ no if $] >= 5.018, warnings => "experimental"; #supress warnings on experimetal
 
 #use Perun::Agent;
 
-# Get attributes from getData function and convert them into hash
-#
-# Usage:
-# my $data = perunServicesInit::getHierarchicalData;
-# my %facilityAttributes = attributesToHash $data->getAttributes
-# print $facilityAttributes{"urn:perun:facility:attribute-def:core:name"}, "\n";
-#
-sub attributesToHash {
-	my %attributesHash;
-	foreach my $attr (@_) {
-		$attributesHash{$attr->getName}=$attr->getValue;
-	}
-	return %attributesHash;
-}
-
-# Get "data" from getData function and convert them into array of attributes. Attributes is represented by REFERENCE to hash.
-#
-# Usage:
-# my $data = perunServicesInit::getHierarchicalData;
-# foreach my $resourceAttributes (dataToAttributesHashes $data->getChildElements) {
-#   print $resourceAttributes->{"urn:perun:resource:attribute-def:core:name"}, "\n";
-# }
-#
-sub dataToAttributesHashes {
-	my @arrayOfHashes = ();
-	foreach my $entity (@_) {
-		push @arrayOfHashes, { attributesToHash $entity->getAttributes } ;
-	}
-	return @arrayOfHashes;
-}
-
 # Return sorting function which can be used as parameter for sort
 # This function can sort hashREF.
 
diff --git a/package-lock.json b/package-lock.json
index 7db64c48..336255cf 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,6 +9,7 @@
       "version": "0.0.0-development",
       "devDependencies": {
         "@semantic-release/github": "^8.0.2",
+        "conventional-changelog-conventionalcommits": "^5.0.0",
         "semantic-release": "^19.0.3"
       }
     },
@@ -718,6 +719,20 @@
         "node": ">=10"
       }
     },
+    "node_modules/conventional-changelog-conventionalcommits": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/conventional-changelog-conventionalcommits/-/conventional-changelog-conventionalcommits-5.0.0.tgz",
+      "integrity": "sha512-lCDbA+ZqVFQGUj7h9QBKoIpLhl8iihkO0nCTyRNzuXtcd7ubODpYB04IFy31JloiJgG0Uovu8ot8oxRzn7Nwtw==",
+      "dev": true,
+      "dependencies": {
+        "compare-func": "^2.0.0",
+        "lodash": "^4.17.15",
+        "q": "^1.5.1"
+      },
+      "engines": {
+        "node": ">=10"
+      }
+    },
     "node_modules/conventional-changelog-writer": {
       "version": "5.0.0",
       "resolved": "https://registry.npmjs.org/conventional-changelog-writer/-/conventional-changelog-writer-5.0.0.tgz",
@@ -6454,6 +6469,17 @@
         "q": "^1.5.1"
       }
     },
+    "conventional-changelog-conventionalcommits": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/conventional-changelog-conventionalcommits/-/conventional-changelog-conventionalcommits-5.0.0.tgz",
+      "integrity": "sha512-lCDbA+ZqVFQGUj7h9QBKoIpLhl8iihkO0nCTyRNzuXtcd7ubODpYB04IFy31JloiJgG0Uovu8ot8oxRzn7Nwtw==",
+      "dev": true,
+      "requires": {
+        "compare-func": "^2.0.0",
+        "lodash": "^4.17.15",
+        "q": "^1.5.1"
+      }
+    },
     "conventional-changelog-writer": {
       "version": "5.0.0",
       "resolved": "https://registry.npmjs.org/conventional-changelog-writer/-/conventional-changelog-writer-5.0.0.tgz",
diff --git a/package.json b/package.json
index 7b219f28..08bb5ec8 100644
--- a/package.json
+++ b/package.json
@@ -3,6 +3,7 @@
   "version": "0.0.0-development",
   "devDependencies": {
     "@semantic-release/github": "^8.0.2",
+    "conventional-changelog-conventionalcommits": "^5.0.0",
     "semantic-release": "^19.0.3"
   }
 }
diff --git a/send/bbmri_collections b/send/bbmri_collections
index 408e2201..dddb8a96 100755
--- a/send/bbmri_collections
+++ b/send/bbmri_collections
@@ -26,7 +26,7 @@ fi
 [ -r /etc/perun/services/$SERVICE_NAME/$SERVICE_NAME ] && . /etc/perun/services/$SERVICE_NAME/$SERVICE_NAME
 
 # Specify command to transfer the data
-TRANSPORT_COMMAND="curl -Ss -i -H Content-Type:application/json -f -X POST"
+TRANSPORT_COMMAND="curl -Ss -i --http1.1 -H Content-Type:application/json -f -X POST"
 USER_TRANSPORT_COMMAND="$TRANSPORT_COMMAND -d @- $USERNAME_AND_PASSWORD $DESTINATION$USER_ENDPOINT"
 GROUP_TRANSPORT_COMMAND="$TRANSPORT_COMMAND -d @- $USERNAME_AND_PASSWORD $DESTINATION$GROUP_ENDPOINT"