Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEFVPBmltCsn5Zmsrq41u6cIVy47rlS8taA8jl5XANKJzDiTxO//yMYqbmN… (844 chars)"
  }
}