Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwD2a9NH3yGJfEO48JAXBk4FBafHGEeITWKGNtg1k7L9ZXgr6Jx/ipjqj1F2… (844 chars)"
  }
}