Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGTKpSYhbj85QsP91GuGUgNBBWgcG6Z1ZlqEkRna1LbBUqU1FGWH0gJa1PD… (844 chars)"
  }
}