Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwG1p4LPH2xSQZRUAcXBYYhpmc7sZZ/acS6PpJbsNcxbp0cZ8nEJLn0n4q2l… (844 chars)"
  }
}