Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQA+qpxH1iSreB4EiEluDA1RZ/rNC9dnrZb8u0kJjcoXGmeJI2nPmiZD+2lJ… (1,748 chars)"
  }
}