Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQHHXMTmsljVW3hsBLizkOB0C/czOX7WSlRZTcvqplVfCXyCRo1D4F0r2VV4… (1,748 chars)"
  }
}