Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAvOOGDuYklu8FayEMUCn/HVCgYsOYbPG+s8GLje6mfuDLEEQf7Kf3uJJAZ… (844 chars)"
  }
}