Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBTUYmrwl4KNH4pAdRFEGFSf6RYFI9ZqhcM5vU2n+0AfgR0Hf4mZ/9NwR1B… (844 chars)"
  }
}