Request to save model weights for use in sampling.
Mirrors Python tinker.types.SaveWeightsForSamplerRequest.
@type t() :: %Tinkex.Types.SaveWeightsForSamplerRequest{ model_id: String.t(), path: String.t() | nil, sampling_session_seq_id: integer() | nil, seq_id: integer() | nil, ttl_seconds: pos_integer() | nil, type: String.t() }