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EVENT_JSON: {"standard":"nep171","version":"1.0.0","event":"nft_transfer","data":[{"authorized_id":null,"old_owner_id":"deadmau.testnet","new_owner_id":"adam7.testnet","token_ids":["197441"],"memo":null}]}
EVENT_JSON: {"standard":"nep171","version":"1.0.0","event":"nft_sold","data":"{\"list_id\":\"14568:deadmau55.mintspace2.testnet\",\"offer_num\":1,\"token_key\":\"197441:deadmau55.mintspace2.testnet\",\"payout\":{\"deadroy.testnet\":\"4875000000000000000000\",\"deadmau.testnet\":\"238875000000000000000000\"}}"}