Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwD7VMZL6U1qofcX3z9oiNNyV80RZFICiYjpwUH3ROo5LwU4BkR1OqINN0CZ… (844 chars)"
  }
}