Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGbBjaOLYkVjPJ9OcpFhBjnTWY1arNuE6Z/nH2uiuo2FWtsKVJQZ0s0ARpZ… (844 chars)"
  }
}