Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQIbs68dIJHEX4B1rEcv2rvOTOwdoP4d84nNCOQIZ5U7TwYzgdLU01+X4Au1… (1,748 chars)"
  }
}