Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDVsOVcdKHOFsBeFdFFw4SIxUu52zgHFftl7BbUERHHNzw/4Wy/bK3lvGzK… (1,748 chars)"
  }
}