curl --request POST \
  --url https://onlyautomator.com/api/test/sync-user \
  --header 'Content-Type: application/json' \
  --data '{
  "email": "<string>",
  "dryRun": false
}'

{
  "success": true,
  "user": {
    "id": "user_123abc",
    "email": "test@example.com",
    "first_name": "John",
    "last_name": "Doe"
  },
  "dryRun": true,
  "platforms": [
    {
      "name": "resend",
      "status": "would_sync",
      "details": "User would be added to the audience"
    }
  ]
}