@type t() :: %Milvex.Milvus.Proto.Milvus.DescribeCollectionResponse{
  __unknown_fields__: [Protobuf.unknown_field()],
  aliases: [String.t()],
  collectionID: integer(),
  collection_name: String.t(),
  consistency_level: Milvex.Milvus.Proto.Common.ConsistencyLevel.t(),
  created_timestamp: non_neg_integer(),
  created_utc_timestamp: non_neg_integer(),
  db_id: integer(),
  db_name: String.t(),
  num_partitions: integer(),
  physical_channel_names: [String.t()],
  properties: [Milvex.Milvus.Proto.Common.KeyValuePair.t()],
  request_time: non_neg_integer(),
  schema: Milvex.Milvus.Proto.Schema.CollectionSchema.t() | nil,
  shards_num: integer(),
  start_positions: [Milvex.Milvus.Proto.Common.KeyDataPair.t()],
  status: Milvex.Milvus.Proto.Common.Status.t() | nil,
  update_timestamp: non_neg_integer(),
  update_timestamp_str: String.t(),
  virtual_channel_names: [String.t()]
}