What is the difference between the largest and smallest Value Realized on Vesting of RSUs and RSAs?
{"Mr. Dorsey": {"Number of Shares Acquired on Exercise (#)": "\u2014", "Number of Value Realized on Exercise ($)(1)": "\u2014", "Shares Acquired on Vesting of RSUs and RSAs (#) (2)": "\u2014", "Value Realized on Vesting of RSUs and RSAs ($) (3)": "\u2014"}, "Ms. Friar": {"Number of Shares Acquired on Exercise (#)": 1082343, "Number of Value Realized on Exercise ($)(1)": 54631297, "Shares Acquired on Vesting of RSUs and RSAs (#) (2)": 95889, "Value Realized on Vesting of RSUs and RSAs ($) (3)": 5788657}, "Ms. Henry": {"Number of Shares Acquired on Exercise (#)": 200000, "Number of Value Realized on Exercise ($)(1)": 13187645, "Shares Acquired on Vesting of RSUs and RSAs (#) (2)": 124498, "Value Realized on Vesting of RSUs and RSAs ($) (3)": 7475787}, "Ms. Reses": {"Number of Shares Acquired on Exercise (#)": "\u2014", "Number of Value Realized on Exercise ($)(1)": "\u2014", "Shares Acquired on Vesting of RSUs and RSAs (#) (2)": 189577, "Value Realized on Vesting of RSUs and RSAs ($) (3)": 11284454}, "Ms. Whiteley": {"Number of Shares Acquired on Exercise (#)": 20625, "Number of Value Realized on Exercise ($)(1)": 989821, "Shares Acquired on Vesting of RSUs and RSAs (#) (2)": 38156, "Value Realized on Vesting of RSUs and RSAs ($) (3)": 2375984}, "Mr. Daswani": {"Number of Shares Acquired on Exercise (#)": "\u2014", "Number of Value Realized on Exercise ($)(1)": "\u2014", "Shares Acquired on Vesting of RSUs and RSAs (#) (2)": 45310, "Value Realized on Vesting of RSUs and RSAs ($) (3)": 3106268}, "Mr. Murphy": {"Number of Shares Acquired on Exercise (#)": "\u2014", "Number of Value Realized on Exercise ($)(1)": "\u2014", "Shares Acquired on Vesting of RSUs and RSAs (#) (2)": 18024, "Value Realized on Vesting of RSUs and RSAs ($) (3)": 1120072}}
rsu_value = df["Ms. Reses"]["Value Realized on Vesting of RSUs and RSAs ($) (3)"]
rsa_value = df["Mr. Murphy"]["Value Realized on Vesting of RSUs and RSAs ($) (3)"]
answer = rsu_value - rsa_value