Principle amount 300000000000000000000000, real amount 300000000000000000000000
EVENT_JSON:{"standard":"nep171","version":"1.0.0","event":"nft_transfer","data":[{"authorized_id":"nftpawn-protocol.near","old_owner_id":"adrian83.near","new_owner_id":"nftpawn-protocol.near","token_ids":["266"],"memo":"offer now"}]}