For transactions made by aggregators like Gem.xyz, the value
returned by this API is incorrect, what I need is the value paid for one particular NFT.
An example: https://etherscan.io/tx/0x6e46094ed3fe376d6d80c117460473ba12a9b624f4fff0ddf04111b2332dec3e
That should be the value of the transaction, not of a particular nft.
I am facing the same issue, I opened a ticket about it here: