/// <summary>
 /// Get contact_spice_requiredcheckses from contacts
 /// </summary>
 /// <param name='operations'>
 /// The operations group for this extension method.
 /// </param>
 /// <param name='contactid'>
 /// key: contactid of contact
 /// </param>
 /// <param name='activityid'>
 /// key: activityid of spice_requiredchecks
 /// </param>
 /// <param name='select'>
 /// Select properties to be returned
 /// </param>
 /// <param name='expand'>
 /// Expand related entities
 /// </param>
 public static MicrosoftDynamicsCRMspiceRequiredchecks RequiredchecksesByKey(this IContactspicerequiredcheckses operations, string contactid, string activityid, IList <string> select = default(IList <string>), IList <string> expand = default(IList <string>))
 {
     return(operations.RequiredchecksesByKeyAsync(contactid, activityid, select, expand).GetAwaiter().GetResult());
 }