Параметры метода messages.getHistoryAttachments
        /// <summary>
        /// Привести к типу VkParameters.
        /// </summary>
        /// <param name="p">Параметры.</param>
        /// <returns>Объект типа MessagesGetHistoryAttachmentsParams</returns>
        public static VkParameters ToVkParameters(MessagesGetHistoryAttachmentsParams p)
        {
            var result = new VkParameters
            {
                { "peer_id", p.PeerId },
                { "media_type", p.MediaType },
                { "start_from", p.StartFrom },
                { "count", p.Count },
                { "photo_sizes", p.PhotoSizes },
                { "fields", p.Fields }
            };

            return(result);
        }
		/// <summary>
		/// Привести к типу VkParameters.
		/// </summary>
		/// <param name="p">Параметры.</param>
		/// <returns>Объект типа <see cref="MessagesGetHistoryAttachmentsParams"/></returns>
		internal static VkParameters ToVkParameters(MessagesGetHistoryAttachmentsParams p)
		{
			var result = new VkParameters
			{
				{ "peer_id", p.PeerId },
				{ "media_type", p.MediaType },
				{ "start_from", p.StartFrom },
				{ "count", p.Count },
				{ "photo_sizes", p.PhotoSizes },
				{ "fields", p.Fields }
			};

			return result;
		}