Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGPT/rVON+qx2oY99DzK/fXq4BwEcCHnWLjS0zLn6apDm3IyrRtRooTJEXv… (844 chars)"
  }
}