Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwBm9oT2hT1aeBnbZDkz+r2MRe2EW2lSE+j71/uRL9T1d3PGxS21YZRRazq2… (844 chars)"
  }
}