Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBmf4eW69+2RIRfsg9TXNGdP6q+CKaPZzTMJVoGTN0IDipPzU7pXzJFgZYj… (844 chars)"
  }
}