The URLs for transactions on the polygon network are missing the 0x in front of the transaction ID.
i.e. https://polygonscan.com/tx/b7d8f868580587054dcbd74ec8422181fff4ec33d4c7c2478a4040a54634c282
should be https://polygonscan.com/tx/0xb7d8f868580587054dcbd74ec8422181fff4ec33d4c7c2478a4040a54634c282