Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQB4PfBABwxeQRFjmFtKiROE9QaGFxuP1yxfroBDKG+5/hDDCo3jbAIx44Ou… (1,748 chars)"
  }
}