Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwErYPHBwrbolE1XKw4U9AVCFiUY5X7WndlNDCDY5vBnBhIKDR8DU0xq/4aD… (844 chars)"
  }
}