Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGgX+C4Q/tWkrCQ1bO0itHquL5WI+Hu1S03H0L4nJNU/RIpKmEwOcKXzzMX… (844 chars)"
  }
}