# Fastly::Tls::Certificate Relationships ## Syntax To declare this entity in your AWS CloudFormation template, use the following syntax: ### JSON
{
    "TlsDomains" : Relationships
}
### YAML
TlsDomains: Relationships
## Properties #### TlsDomains _Required_: No _Type_: Relationships _Update requires_: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)