Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQA00pCYRz/ssnEhhc/JM6qNyJv2+yNWZbBkvUIEQ7xrLCpDj+uEvz0aTkvK… (1,748 chars)"
  }
}