Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGxMGj0B+9kbSygB/Gd0SsG+VveX7G8y3P0UO+S/7NV2lbaviaQIGsP765U… (844 chars)"
  }
}