Image = "https://openintegrations.dev/test_data/picture.jpg";
    OPI_TypeConversion.GetBinaryData(Image);

    B64Image = GetBase64StringFromBinaryData(Image);

    MembersArray = New Array;
    MembersArray.Add(10);
    MembersArray.Add(1);

    ChatStructure = New Structure;
    ChatStructure.Insert("TYPE"       , "OPEN");
    ChatStructure.Insert("TITLE"      , "New chat");
    ChatStructure.Insert("DESCRIPTION", "This is a new chat");
    ChatStructure.Insert("COLOR"      , "GREEN");
    ChatStructure.Insert("MESSAGE"    , "Welcome to new chat");
    ChatStructure.Insert("USERS"      , MembersArray);
    ChatStructure.Insert("AVATAR"     , B64Image);
    ChatStructure.Insert("OWNER_ID"   , 1);

    URL = "https://b24-ar17wx.bitrix24.by/rest/1/1o2...";

    Result = OPI_Bitrix24.CreateChat(URL, ChatStructure);

    URL   = "b24-ar17wx.bitrix24.by";
    Token = "b529cb66006e9f06006b12e400000001000...";

    ChatStructure = New Structure;
    ChatStructure.Insert("TYPE"  , "CHAT");
    ChatStructure.Insert("TITLE" , "Private chat");
    ChatStructure.Insert("USERS" , MembersArray);

    Result = OPI_Bitrix24.CreateChat(URL, ChatStructure, Token);