Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwF+b4Jbr2bF2uD6AU3oSd5oDx8BrXZnhcVFJa/3/bxLw3x40tQaPPkHreoQ… (844 chars)"
  }
}