Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwH4pTTf3Vba+Ur3MgceLFL4/zf9ApwFk6nItTvQZ5+5vFZVXGxL2TpqwQ3v… (844 chars)"
  }
}