Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGUEbzYLQoD6Cym7ldP8NApnlBd8gjod2Lx6WwTECGM+AOW4wm2rf4IXV0j… (844 chars)"
  }
}