Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwD5sDUeenul11T2C0aOS4Z5Qr4LZcRBx7ORm0u4lgUmXWVQR7eDu1XWdD++… (844 chars)"
  }
}