Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwH8LhphgFNTTLPAZ68h/1m64KIB8CWx8o+aOSyZLvWMUBiZXiilF3ah+Rwm… (844 chars)"
  }
}