Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAE5i/IeIUmn6l829hgrjCUZ4L11JDVqH+I7ZTCZ0Gr6TpMO8XJwKN9JCp0… (844 chars)"
  }
}