Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBMPJu8nByw+qeV6HJDm232VVq4tD4Bg6nBo/w4YxkuNVo4DVtm6ORuKBsc… (1,748 chars)"
  }
}