Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwD4b/To3ZKqNlN8NOYRMOHikfq/T9zKEcpfJFxEf4YBCkF4kMXN3mu6UpGY… (844 chars)"
  }
}