Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHSg2iLfwAWVCMv8J5LLzEj2IxCTG7oOwmkIb6Tpw20ziYHFpEN81sBIy8x… (844 chars)"
  }
}