Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDMBa2bGv4OcVCf6TaSArzjN4Q2YOvkMn/huwwDlTtmdyYj/jyOeaP+yZda… (844 chars)"
  }
}