Using @optional

Here is an example of using the @optional annotation to conditionally include dictionary keys based on their values. The key is omitted when the value is empty or false.

The gdpr: key will be removed when the region is not EU.

• automation
• output

• 
  start:
    set:
      record:
        name: Kina Halpue
        email: kina@cerb.example
        region: US
    return:
      output:
        name: {{record.name}}
        email: {{record.email}}
        gdpr@optional,bool: {{'EU' == record.region ? true}}
  
  

• 
  __return:
    output:
      name: Kina Halpue
      email: kina@cerb.example