Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAIlDwiYVyh85llvnuCLzSRVYp4bKd1JEj4nIV7xQ5PAni7uGDcZCt4b9C3… (844 chars)"
  }
}