Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBw7no+9dOCFk+kb1fpGUb4zls2ijP1+fVOVoHUBwSqJWPD7T9PW3pC4qOY… (844 chars)"
  }
}