Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCR6ieCZPK4oTWKsFnNkrc7YlRJaIOghvhQOAnm6u5PmAtPXxw5IgaiZAG+… (1,748 chars)"
  }
}