SPLTokenProgram.initializeAccount3 constructor
      
      SPLTokenProgram.initializeAccount3({ 
    
- required SPLTokenInitializeAccount3Layout layout,
- required SolAddress account,
- required SolAddress mint,
- SolAddress programId = SPLTokenProgramConst.tokenProgramId,
Like InitializeAccount2, but does not require the Rent sysvar to be provided
Implementation
factory SPLTokenProgram.initializeAccount3(
    {required SPLTokenInitializeAccount3Layout layout,
    /// The account to initialize.
    required SolAddress account,
    /// The mint this account will be associated with.
    required SolAddress mint,
    SolAddress programId = SPLTokenProgramConst.tokenProgramId}) {
  return SPLTokenProgram(
      layout: layout,
      keys: [
        account.toWritable(),
        mint.toReadOnly(),
      ],
      programId: programId);
}