Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwD/1OI1+SCG29S5cXwxNkDZNIrq6VRNbiNMSuxH2mRAG3kI1YxzWl0CxWOg… (844 chars)"
  }
}