Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEP+JolDY+ORpO1nvKzx+fxcCT8XODrqTp9ZU9c0RI4CUE0idP8ZrgPGdQs… (844 chars)"
  }
}