Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGVphgGO2cDrPMC/8ibVWw+aJloj5yktBjFbAhP9yWOF3q6/z84xqxL+NWj… (844 chars)"
  }
}