Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGlX4Lv0KEV+mc3S6m9W2uJArKnMJ9Xf1vAizf7Y3CpYS/19ZHSfAlwHp8k… (844 chars)"
  }
}