@type t() :: %Milvex.Milvus.Proto.Msg.CreateCollectionRequest{
  __unknown_fields__: [Protobuf.unknown_field()],
  base: Milvex.Milvus.Proto.Common.MsgBase.t() | nil,
  collectionID: integer(),
  collectionName: String.t(),
  collection_schema: Milvex.Milvus.Proto.Schema.CollectionSchema.t() | nil,
  dbID: integer(),
  db_name: String.t(),
  partitionID: integer(),
  partitionIDs: [integer()],
  partitionName: String.t(),
  partitionNames: [String.t()],
  physicalChannelNames: [String.t()],
  schema: binary(),
  virtualChannelNames: [String.t()]
}