After pre-order the link to the explorer contains a js object: https://explorer.stacks.co/txid/[object%20Object]?chain=mainnet i think the api changed so the actual txId is nested (maybe txId.tx_id) See screenshot <img width="832" alt="Screenshot 2022-02-01 at 18 32 51" src="https://user-images.githubusercontent.com/4384929/152030028-14dfa8a4-6186-441c-b84e-e9b8f97fa381.png">