Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDkpQqcw1Mpt6XDiwwHoB2r9mKF9/AwRv8wPQJnDKcINXSsbS3zr0GRtwwg… (844 chars)"
  }
}