Table:
red hat	$3.00

pair of white socks	$1.00

striped shirt	$8.00

red sweater	$6.00

This image shows a table. Tell me the row number and column number of this table. Format your final answer as a JSON, using the structure {"row_number": "m", "column_number": "n"}.

This table has 4 rows and 2 columns. Thus, the final answer is {"row_number": "4", "column_number": "2"}.