batch_decoder: Add to readme

op-node/cmd/batch_decoder/README.md

@@ -52,6 +52,12 @@ jq "select(.valid_data == false)|.tx.hash" $TX_DIR
 
 # Select all channels that are not ready and then get the id and inclusion block & tx hash of the first frame.
 jq "select(.is_ready == false)|[.id, .frames[0].inclusion_block, .frames[0].transaction_hash]"  $CHANNEL_DIR
+
+# Show all of the frames in a channel without seeing the batches or frame data
+jq 'del(.batches)|del(.frames[]|.frame.data)' $CHANNEL_FILE
+
+# Show all batches (without timestamps) in a channel
+jq '.batches|del(.[]|.Transactions)' $CHANNEL_FILE
 ```