Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCULQtt4pNHqCsyuyfh/ZTk2ihk7BEzw/F2aaV0y6O8624m2aLHDMVZMg0k… (844 chars)"
  }
}