Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwDTRLHaDMsp1XE3/oDhWHMEyZRfTIGWW+JXPcfMoO5ATAqTQMt7xXTYbgZP… (844 chars)"
  }
}