I notice you're asking about a Shiny.dat file for PGSharp — a modified version of Pokémon GO that allows spoofing and other features.
Is It Safe to Cheat in Pokémon Go?（4 Popular Apps Reviews） Shiny.dat File For Pgsharp
But what exactly is this file? Does it guarantee shiny Pokémon? Is it safe to use? And how do you properly install it? I notice you're asking about a Shiny
Understanding Shiny.dat Files for PGSharp Shiny.dat File For Pgsharp
public void RetrieveData()