Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDXXunRo4qsK/DhUm59H0UuRvu9SQ2QUfbiXy3Mb/s+5wr8X2ZnxIMNxZ8K… (1,748 chars)"
  }
}