Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwG2jXfx4bRdaV4zxXJiQEu2pq/RNzlVkd86aw6iy/4IyR5M1PnrSIoLt4Da… (844 chars)"
  }
}