Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwF/+WsBqNxjzKfn9eWE98Fm4H85HFWWeZZA+GUEjzrl6jnWyRv6qhpuTQ6K… (844 chars)"
  }
}