Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGWjvqXxCCq/I/vWI4wkKnnEWjWPm5/8bH3WZbME7AW+FpRamtiGKXw3I+3… (844 chars)"
  }
}