Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwASFR27LHiuYMPDg/F0IXSRDTTLOvXDg0xR3UQ26Od0+mRu5CiSfRrCeJTR… (844 chars)"
  }
}