Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBwHgmILPvcf1wJ41mkoFeA2oOh+Nq1oJ2Z3HdEsxx8lRsdR6zuLRbsr/bj… (1,748 chars)"
  }
}