# your code goes here
import re
import json
 
text ={"id": 5931,"iid": 4145,"project_id": 57,"title": "Change: SELAP-3333, SFCAP-3139","state": "opened SELAP-3333","created_at": "2020-09-24T15:04:05.728+02:00","updated_at": "2020-09-24T15:04:09.903+02:00","author": {"username": "veeti"}}
 
data = json.dumps(text)
 
change_id_regex = re.compile(r"""([A-Z][A-Z0-9]+-[0-9]+)""")
 
#replaced_json = re.sub(change_id_regex, "test", data["title"])
replaced_json = re.sub(change_id_regex, "test", data)
 
print( replaced_json )# your code goes here

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