How can I pass a value to RunContractFunction() in Unity

I want to Implement flip coin example in Unity

I don’t know how to pass a value to this contract please help me

using UnityEngine;
using Moralis.Web3Api.Models;
public class Test : MonoBehaviour
    public string address;
    public string functionName;
    public RunContractDto runContractDto;
    void Start()
    var result = MoralisInterface.GetClient().Web3Api.Native.RunContractFunction(address, functionName,runContractDto, ChainList.eth);