{"id":"crypto-wallet-001","taxonomy_version":"1.0.0","text":"0x000000000000000000000000000000000000dEaD is a public burn wallet address.","language":"en","country":null,"domain":"finance","entities":[{"start":0,"end":42,"type":"CRYPTO_WALLET","subtype":"ethereum"}],"source":"synthetic-sample","synthetic":true,"review_status":"unreviewed","split":"train"}
{"id":"crypto-wallet-neg-001","taxonomy_version":"1.0.0","text":"0x1234 is a hexadecimal value, not a complete wallet address.","language":"en","country":null,"domain":"technical","entities":[],"source":"synthetic-sample","synthetic":true,"review_status":"unreviewed","split":"train"}