Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHrWyVqeYyoux2W9Bqyn+sfm3A/zn2GpIRuPuBgkqPOZx0p6CR+BgvuaTUr… (844 chars)"
  }
}