Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFYnp8O3cnlfIAQdNOtO2FdJy+MfJjIZOCENcYSJZwUwBKiJiZCA5eAMIdL… (844 chars)"
  }
}