Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFAkh7IIRwc3xDczJ7ZLy1MJkdCnMGKp/7CWV9qd0Ax4X/MXmG5RSwvPDWc… (844 chars)"
  }
}