Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQD8+uWO+t8CNIf6S3GmfFi1Cnv7zSGeu1dV0fIvaAsUMAbm4AtrDZCVOb55… (1,748 chars)"
  }
}