Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFD0sQAADKTzz7gTIHELV4/SqEXhY3OYBt6SDL9xY7EWn2eJpsJosH/CcPh… (844 chars)"
  }
}