Try Quests to earn cryptoStarknet Scavenger Hunt
Here is the link to the transaction I did swapping 1000 TST tokens to tUSDC on the starknet explorer. https://goerli.voyager.online/tx/0x3c8db4b2acd59562c867a4c30c47bef67ded0d46be1d5d096f64e27b29ce6e8 The query of the hash in flipside doesnt retúrn a value, I queried the max date on the flipside database and it was 24 hours behind current date so hopefully this is the reason.