EVENT_JSON:{"standard":"nep171","version":"1.0.0","event":"nft_transfer","data":[{"collection_id":1,"token_ids":["1:151"],"old_owner_id":"2c11569ad2b2232f2e4eec55cc6b30f988a2f4839079ded7829e48d3426b4239","new_owner_id":"1a7eff4727e68a7664c89372d320b6b8c3edda810c3e6f4dc0b408b69aa24fc3"}]}