Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBGGvCqx85b0lDPR/ZcAstlBFvKJaWFG7chCc8h4vN6NzNRkIZ1+ogkOTO6… (1,748 chars)"
  }
}