# AWS::NetworkManager::VpcAttachment ProposedSegmentChange The attachment to move from one segment to another. ## Syntax To declare this entity in your AWS CloudFormation template, use the following syntax: ### JSON
{
    "Tags" : [ Tag, ... ],
    "AttachmentPolicyRuleNumber" : Integer,
    "SegmentName" : String
}
### YAML
Tags: 
      - Tag
AttachmentPolicyRuleNumber: Integer
SegmentName: String
## Properties
#### Tags
The key-value tags that changed for the segment.
_Required_: No
_Type_: List of Tag
_Update requires_: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)
#### AttachmentPolicyRuleNumber
The rule number in the policy document that applies to this change.
_Required_: No
_Type_: Integer
_Update requires_: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)
#### SegmentName
The name of the segment to change.
_Required_: No
_Type_: String
_Update requires_: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)