O assembly bosses to help-CodePudding

Know the assembly's bosses. I'd like to call a piece of code that are now known to have three parameter
Now I am ssemblyHelper. Asm (bytes)? Invoke (userPtr monsterPtr, tmpPtr);
The userPtr incoming error,. Don't know where there is a problem. Please answer

 
ASM ASM=new ASM (); 
Asm. Push (1); 
Asm. Mov_EAX_DWORD_Ptr_EBP_Add (0 x4); 
Asm. Push_EAX (); 
Asm. Mov_EAX_DWORD_Ptr_EBP_Add (0 xc); 
Asm. Push_EAX (); 
Asm. Mov_ECX (0 x3); 
Asm. Mov_EDX_DWORD_Ptr_EBP_Add (0 by 8); 
Asm. Mov_ESI (0 x006d2454); 
Asm. Call_ESI (); 
Var bytes=asm. AsmChangebytes ();