Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHFcog4cmUaUAOt7hzV2AwSOdXsd+Tqs4rr8/swlxkJ9AzCxX4XNVSY/YcF… (844 chars)"
  }
}