Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFqolBYr2OPKFpEGsOVtH5Q0wCRr4ZeTfSoZtNaEXkrCgYCUqTmT669XNvs… (844 chars)"
  }
}