There appears to be misiniformation stating there was no ceasefire, despite evidence.

[W_HAMILTON]

25. You might want to hold off on the accusations given that your evidence is a UK-based outlet with no direct ties to Iran.

And, in fact, it sounds like they have a pretty contentious relationship with the country given that they are banned there and recently even had to suspend their UK operations due to threats from the Iranian government: https://www.bbc.com/news/world-middle-east-64690387

EDIT: And, actually just reading through some other articles, there are much more reputable news outlets that have reported that Iran did NOT agree to the ceasefire, so please delete or edit your OP since your claims and sources appear to be the misinformation here:

...

The apparent ceasefire agreement — which Iranian officials never formally confirmed they had begun honoring — appeared to falter within just a couple hours early Tuesday.

Taken from: https://www.msn.com/en-us/news/world/trump-says-iran-israel-ceasefire-in-effect-after-both-sides-violated-it/ar-AA1Hj5C2