POST /

Content-Type: application/x-www-form-urlencoded

Action=CreatePlacementGroup&DryRun=true&GroupName=__GroupName__&LinkedGroupId=__LinkedGroupId__&Operator.Principal=__Principal__&ParentGroupId=__ParentGroupId__&PartitionCount=1&SpreadLevel=host&Strategy=cluster&TagSpecification.1.ResourceType=capacity-reservation&TagSpecification.1.Tag.1.Key=__Key__&TagSpecification.1.Tag.1.Value=__Value__&TagSpecification.1.Tag.2.Key=__Key__&TagSpecification.1.Tag.2.Value=__Value__&TagSpecification.2.ResourceType=capacity-reservation&TagSpecification.2.Tag.1.Key=__Key__&TagSpecification.2.Tag.1.Value=__Value__&TagSpecification.2.Tag.2.Key=__Key__&TagSpecification.2.Tag.2.Value=__Value__&Version=2016-11-15