Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGiGB2+ED8tX0GaWP+BRK/8qdpAsvXIXvcx8a5YMEG5z3/K7cqPQzTfJXlL… (844 chars)"
  }
}