Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHL4WRRrj3peNEO1sRjFAmsV8+Yv6F8iTf2x7Hv4LBhmEN1an66zqPAg8Fz… (844 chars)"
  }
}