Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGuPU7Dq2jHDMCFUGqMgZ88IMDvTygiJS7K7Cnsm4kRsEzwDmPPeMlHAf9b… (844 chars)"
  }
}