Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBNNsyFCZPAORuKG5ulX22wORxKhY8sGNDE73SIjUjHIkVJ71/RtVGAKZZ4… (1,748 chars)"
  }
}