Table:
Name	Number of books

Connor	60

Lexi	62

Eva	63

Akira	68

Tell me how many rows and columns exist in the given table. Return the result as JSON in the format {"row_number": "m", "column_number": "n"}, e.g., {"row_number": "12", "column_number": "7"}.

There are 6 rows and 2 columns in the table. So, the final answer is {"row_number": "6", "column_number": "2"}.