/// <summary>
 /// Adds one or more objects to one or more sequences.
 /// </summary>
 /// <param name="sequenceIds">A list of the sequence(s) to which objects should be added.</param>
 /// <param name="searchOptions">The search options.</param>
 public async Task AddToSequenceAsync(IEnumerable <int> sequenceIds, ApiSearchOptions searchOptions = null) =>
 await _ontraObjects.AddToSequenceAsync((ApiObjectType)_objectTypeId, sequenceIds, searchOptions);
 /// <summary>
 /// Adds an object to a sequence.
 /// </summary>
 /// <param name="id">The id of the object to affect.</param>
 /// <param name="sequenceId">The id of the sequence to which the object should be added.</param>
 public async Task AddToSequenceAsync(int id, int sequenceId) =>
 await _ontraObjects.AddToSequenceAsync((ApiObjectType)_objectTypeId, new ApiSearchOptions(id), new[] { sequenceId }).ConfigureAwait(false);