Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFOIQSSVKk0q25Bm0BUN/1puS/5xBSUGsfdqC4P6iIGd0yjxDrtSBnxD8w+… (844 chars)"
  }
}