Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwCat3r638H7JdxlH/nKVblsDtZYNEcU8UqF9aKT/eZGVh9ZBdgYm4oYPUcX… (844 chars)"
  }
}