- const ret: number = bindings.CommitmentSigned_new(InternalUtils.check_arr_len(channel_id_arg, 32), InternalUtils.check_arr_len(signature_arg, 64), htlc_signatures_arg != null ? htlc_signatures_arg.map(htlc_signatures_arg_conv_12 => InternalUtils.check_arr_len(htlc_signatures_arg_conv_12, 64)) : null);
+ const ret: number = bindings.CommitmentSigned_new(bindings.encodeUint8Array(bindings.check_arr_len(channel_id_arg, 32)), bindings.encodeUint8Array(bindings.check_arr_len(signature_arg, 64)), bindings.encodeUint32Array(htlc_signatures_arg != null ? htlc_signatures_arg.map(htlc_signatures_arg_conv_12 => bindings.encodeUint8Array(bindings.check_arr_len(htlc_signatures_arg_conv_12, 64))) : null));