Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAj8LCSIQm8bU0Ptj4YpCaAtPDuczwWX6dQ5m7p13ozhUQ+F76VFOdsAjYj… (1,748 chars)"
  }
}