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EVENT_JSON:{"standard":"nep171","version":"1.0.0","event":"nft_transfer","data":[{"authorized_id":null,"old_owner_id":"02775a0a75da6d010ce5ed9b491bdef11141ff1ce8126453ee19b044ffb90923","new_owner_id":"koztia.near","token_ids":["597"],"memo":null}]}