Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGmRdZWdXTSz8+G3iGXAO7LnGlFYYH5TFYXp+zmoJzIVWuCoZJzJzqxR7Ly… (844 chars)"
  }
}