Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFelk9JuqqS/jWN97IbZ4F5Pv+1E49UqXvTpKMUHbZTcmcbDu0owZITDI+j… (844 chars)"
  }
}