Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFHrsn4g9FmqCUfYY6rQXp3ZBrHP1nBBcD3Qv6EwvGaVgcdrEUZTqpCV9GW… (844 chars)"
  }
}