Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDgFM31q2tbf1irAzdrCA2+BNltH52Vk5N40+Qfi1XJ9QO/Iah0x/ndVBBv… (1,748 chars)"
  }
}