time_embedding_type (`str`, *optional*, defaults to `"fourier"`): Type of time embedding to use.
freq_shift (`float`, *optional*, defaults to 0.0): Frequency shift for Fourier time embedding.
flip_sin_to_cos (`bool`, *optional*, defaults to `False`):
Whether to flip sin to cos for Fourier time embedding.
down_block_types (`Tuple[str]`, *optional*, defaults to `("DownBlock1DNoSkip", "DownBlock1D", "AttnDownBlock1D")`):
Tuple of downsample block types.