Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGXy2h2rCbkFqFa4jVZZ4gQv3PnHlkZwbh44eZT6VG1bRANZjih9FP+dTTl… (844 chars)"
  }
}