Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAuQVi2M2nNqLVwFAXIdHyT8h1bdG0+XlXmnXHu0wU4Qh1vDFOuK3gQKV2c… (844 chars)"
  }
}