_PurchasePhysicalNftRequest (address _artist, uint256 _itemId, address _userAddress, uint256 _amount, string _ipfsHash, uint256 _nftbytes32)
[topic 0]:0xa3138172bad7cf1f311883ca74bcf5d8682df53dbbb5a4dec8c0b57ef4c026d7
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