Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFXmSyGMbuFVZJ5WMx0B6hSA1l8/NUXASFVwVmdHodpQVdVeQ5F8jRbgOMZ… (844 chars)"
  }
}