# example with `@`

from Cookie import SimpleCookie
from Cookie import CookieError

s = "a=b; _parsely_slot_click={%22url%22:%22https://example.com/%22%2C%22x%22:1122%2C%22y%22:37%2C%22xpath%22:%22//*[@id=%5C%22user%5C%22]/a[1]%22%2C%22href%22:%22https://example.com%22};"

c = SimpleCookie()
c.load(s)
print(c)

# example with `=`

from Cookie import SimpleCookie
from Cookie import CookieError

s = "a=b; _parsely_slot_click={%22url%22:%22https://example.com/%22%2C%22x%22:1122%2C%22y%22:37%2C%22xpath%22:%22//*[%40id=%5C%22user%5C%22]/a[1]%22%2C%22href%22:%22https://example.com%22};"

c = SimpleCookie()
c.load(s)
print(c)