Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwBGnQ5IfOe1iBmXi3tdOvFQQTnFSHaSlIICTY80Zoh3a2dn4oo0as8Q9qFt… (844 chars)"
  }
}