Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBE8M/cEi1sqH9qBRNvztic+5WoYEykRh+pbMHO/+hSf2QZwI2pbOeZQD3P… (1,748 chars)"
  }
}