Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwH2nDTrBcmCFgk+w+M3EThcKe0DOa6AuvW2jRLBv89zLyqL2ymfZNlC2LVd… (844 chars)"
  }
}